java -ea -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline_WitnessPrinter.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/ldv-regression/stateful_check_false-unreach-call_false-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-61f4311 [2018-11-23 11:06:16,293 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 11:06:16,296 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 11:06:16,311 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 11:06:16,312 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 11:06:16,313 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 11:06:16,314 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 11:06:16,316 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 11:06:16,318 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 11:06:16,319 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 11:06:16,320 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 11:06:16,320 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 11:06:16,321 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 11:06:16,322 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 11:06:16,323 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 11:06:16,324 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 11:06:16,325 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 11:06:16,326 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 11:06:16,329 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 11:06:16,330 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 11:06:16,331 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 11:06:16,332 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 11:06:16,335 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-23 11:06:16,341 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 11:06:16,342 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 11:06:16,346 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 11:06:16,347 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 11:06:16,347 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-23 11:06:16,362 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 11:06:16,362 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 11:06:16,363 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 11:06:16,363 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 11:06:16,364 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 11:06:16,364 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 11:06:16,364 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 11:06:16,365 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 11:06:16,365 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 11:06:16,365 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 11:06:16,365 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 11:06:16,365 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 11:06:16,366 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 11:06:16,366 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 11:06:16,366 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 11:06:16,366 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 11:06:16,366 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 11:06:16,367 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 11:06:16,367 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 11:06:16,367 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 11:06:16,367 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 11:06:16,367 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 11:06:16,368 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 11:06:16,368 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 11:06:16,368 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 11:06:16,368 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 11:06:16,368 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 11:06:16,369 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 11:06:16,369 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-23 11:06:16,369 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 11:06:16,369 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 11:06:16,369 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 11:06:16,369 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 11:06:16,416 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 11:06:16,429 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 11:06:16,433 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 11:06:16,434 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 11:06:16,435 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 11:06:16,435 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/stateful_check_false-unreach-call_false-termination.i [2018-11-23 11:06:16,500 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd16a9d3b/8ea814714bf343368302a08994a94309/FLAGb421c1452 [2018-11-23 11:06:16,960 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 11:06:16,960 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/stateful_check_false-unreach-call_false-termination.i [2018-11-23 11:06:16,968 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd16a9d3b/8ea814714bf343368302a08994a94309/FLAGb421c1452 [2018-11-23 11:06:17,319 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd16a9d3b/8ea814714bf343368302a08994a94309 [2018-11-23 11:06:17,329 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 11:06:17,330 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 11:06:17,331 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 11:06:17,332 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 11:06:17,336 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 11:06:17,337 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:06:17" (1/1) ... [2018-11-23 11:06:17,341 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e837953 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:17, skipping insertion in model container [2018-11-23 11:06:17,341 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:06:17" (1/1) ... [2018-11-23 11:06:17,352 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 11:06:17,382 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 11:06:17,656 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 11:06:17,664 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 11:06:17,699 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 11:06:17,718 INFO L195 MainTranslator]: Completed translation [2018-11-23 11:06:17,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:17 WrapperNode [2018-11-23 11:06:17,718 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 11:06:17,719 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 11:06:17,719 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 11:06:17,720 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 11:06:17,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:17" (1/1) ... [2018-11-23 11:06:17,733 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:17" (1/1) ... [2018-11-23 11:06:17,741 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 11:06:17,742 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 11:06:17,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 11:06:17,742 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 11:06:17,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:17" (1/1) ... [2018-11-23 11:06:17,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:17" (1/1) ... [2018-11-23 11:06:17,753 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:17" (1/1) ... [2018-11-23 11:06:17,753 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:17" (1/1) ... [2018-11-23 11:06:17,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:17" (1/1) ... [2018-11-23 11:06:17,772 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:17" (1/1) ... [2018-11-23 11:06:17,774 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:17" (1/1) ... [2018-11-23 11:06:17,776 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 11:06:17,777 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 11:06:17,777 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 11:06:17,777 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 11:06:17,778 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 11:06:17,902 INFO L130 BoogieDeclarations]: Found specification of procedure misc_read [2018-11-23 11:06:17,903 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_read [2018-11-23 11:06:17,903 INFO L130 BoogieDeclarations]: Found specification of procedure misc_release [2018-11-23 11:06:17,903 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_release [2018-11-23 11:06:17,903 INFO L130 BoogieDeclarations]: Found specification of procedure check_final_state [2018-11-23 11:06:17,903 INFO L138 BoogieDeclarations]: Found implementation of procedure check_final_state [2018-11-23 11:06:17,903 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2018-11-23 11:06:17,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2018-11-23 11:06:17,904 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 11:06:17,904 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 11:06:17,904 INFO L130 BoogieDeclarations]: Found specification of procedure my_init [2018-11-23 11:06:17,904 INFO L138 BoogieDeclarations]: Found implementation of procedure my_init [2018-11-23 11:06:17,904 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2018-11-23 11:06:17,904 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2018-11-23 11:06:17,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 11:06:17,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 11:06:17,905 INFO L130 BoogieDeclarations]: Found specification of procedure misc_open [2018-11-23 11:06:17,905 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_open [2018-11-23 11:06:17,905 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2018-11-23 11:06:17,905 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2018-11-23 11:06:17,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 11:06:17,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 11:06:17,906 INFO L130 BoogieDeclarations]: Found specification of procedure misc_llseek [2018-11-23 11:06:17,906 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_llseek [2018-11-23 11:06:18,854 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 11:06:18,854 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 11:06:18,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:06:18 BoogieIcfgContainer [2018-11-23 11:06:18,855 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 11:06:18,856 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 11:06:18,856 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 11:06:18,859 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 11:06:18,859 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:06:17" (1/3) ... [2018-11-23 11:06:18,860 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4799761a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:06:18, skipping insertion in model container [2018-11-23 11:06:18,860 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:06:17" (2/3) ... [2018-11-23 11:06:18,861 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4799761a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:06:18, skipping insertion in model container [2018-11-23 11:06:18,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:06:18" (3/3) ... [2018-11-23 11:06:18,863 INFO L112 eAbstractionObserver]: Analyzing ICFG stateful_check_false-unreach-call_false-termination.i [2018-11-23 11:06:18,872 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 11:06:18,880 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 11:06:18,899 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 11:06:18,932 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 11:06:18,933 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 11:06:18,933 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 11:06:18,933 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 11:06:18,933 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 11:06:18,933 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 11:06:18,934 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 11:06:18,934 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 11:06:18,934 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 11:06:18,954 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states. [2018-11-23 11:06:18,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 11:06:18,960 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:06:18,961 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:06:18,963 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:06:18,969 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:06:18,969 INFO L82 PathProgramCache]: Analyzing trace with hash 1894034380, now seen corresponding path program 1 times [2018-11-23 11:06:18,974 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:06:18,975 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 11:06:18,994 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:06:19,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:06:19,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:06:19,062 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:06:19,150 INFO L256 TraceCheckUtils]: 0: Hoare triple {75#true} call ULTIMATE.init(); {75#true} is VALID [2018-11-23 11:06:19,154 INFO L273 TraceCheckUtils]: 1: Hoare triple {75#true} ~ldv_mutex~0 := 1bv32;~open_called~0 := 0bv32; {75#true} is VALID [2018-11-23 11:06:19,155 INFO L273 TraceCheckUtils]: 2: Hoare triple {75#true} assume true; {75#true} is VALID [2018-11-23 11:06:19,155 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {75#true} {75#true} #150#return; {75#true} is VALID [2018-11-23 11:06:19,156 INFO L256 TraceCheckUtils]: 4: Hoare triple {75#true} call #t~ret12 := main(); {75#true} is VALID [2018-11-23 11:06:19,156 INFO L273 TraceCheckUtils]: 5: Hoare triple {75#true} ~ldv_s_misc_fops_file_operations~0 := 0bv32; {75#true} is VALID [2018-11-23 11:06:19,156 INFO L256 TraceCheckUtils]: 6: Hoare triple {75#true} call #t~ret1 := my_init(); {75#true} is VALID [2018-11-23 11:06:19,157 INFO L273 TraceCheckUtils]: 7: Hoare triple {75#true} ~open_called~0 := 0bv32;#res := 0bv32; {75#true} is VALID [2018-11-23 11:06:19,157 INFO L273 TraceCheckUtils]: 8: Hoare triple {75#true} assume true; {75#true} is VALID [2018-11-23 11:06:19,157 INFO L268 TraceCheckUtils]: 9: Hoare quadruple {75#true} {75#true} #154#return; {75#true} is VALID [2018-11-23 11:06:19,158 INFO L273 TraceCheckUtils]: 10: Hoare triple {75#true} havoc #t~ret1; {75#true} is VALID [2018-11-23 11:06:19,171 INFO L273 TraceCheckUtils]: 11: Hoare triple {75#true} assume !true; {76#false} is VALID [2018-11-23 11:06:19,171 INFO L256 TraceCheckUtils]: 12: Hoare triple {76#false} call check_final_state(); {76#false} is VALID [2018-11-23 11:06:19,172 INFO L273 TraceCheckUtils]: 13: Hoare triple {76#false} assume !(1bv32 == ~ldv_mutex~0); {76#false} is VALID [2018-11-23 11:06:19,175 INFO L256 TraceCheckUtils]: 14: Hoare triple {76#false} call __blast_assert(); {76#false} is VALID [2018-11-23 11:06:19,175 INFO L273 TraceCheckUtils]: 15: Hoare triple {76#false} assume !false; {76#false} is VALID [2018-11-23 11:06:19,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:06:19,180 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 11:06:19,187 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:06:19,187 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 11:06:19,194 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2018-11-23 11:06:19,201 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 11:06:19,204 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2018-11-23 11:06:19,279 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 16 edges. 16 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:06:19,279 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 11:06:19,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 11:06:19,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 11:06:19,290 INFO L87 Difference]: Start difference. First operand 72 states. Second operand 2 states. [2018-11-23 11:06:19,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:06:19,587 INFO L93 Difference]: Finished difference Result 131 states and 176 transitions. [2018-11-23 11:06:19,587 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 11:06:19,588 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2018-11-23 11:06:19,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:06:19,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-23 11:06:19,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 176 transitions. [2018-11-23 11:06:19,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-23 11:06:19,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 176 transitions. [2018-11-23 11:06:19,623 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 176 transitions. [2018-11-23 11:06:20,416 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 176 edges. 176 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:06:20,433 INFO L225 Difference]: With dead ends: 131 [2018-11-23 11:06:20,434 INFO L226 Difference]: Without dead ends: 63 [2018-11-23 11:06:20,442 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 11:06:20,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2018-11-23 11:06:20,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2018-11-23 11:06:20,518 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 11:06:20,519 INFO L82 GeneralOperation]: Start isEquivalent. First operand 63 states. Second operand 63 states. [2018-11-23 11:06:20,520 INFO L74 IsIncluded]: Start isIncluded. First operand 63 states. Second operand 63 states. [2018-11-23 11:06:20,520 INFO L87 Difference]: Start difference. First operand 63 states. Second operand 63 states. [2018-11-23 11:06:20,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:06:20,529 INFO L93 Difference]: Finished difference Result 63 states and 78 transitions. [2018-11-23 11:06:20,529 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 78 transitions. [2018-11-23 11:06:20,530 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:06:20,531 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:06:20,531 INFO L74 IsIncluded]: Start isIncluded. First operand 63 states. Second operand 63 states. [2018-11-23 11:06:20,531 INFO L87 Difference]: Start difference. First operand 63 states. Second operand 63 states. [2018-11-23 11:06:20,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:06:20,540 INFO L93 Difference]: Finished difference Result 63 states and 78 transitions. [2018-11-23 11:06:20,541 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 78 transitions. [2018-11-23 11:06:20,542 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:06:20,542 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:06:20,542 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 11:06:20,543 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 11:06:20,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2018-11-23 11:06:20,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 78 transitions. [2018-11-23 11:06:20,555 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 78 transitions. Word has length 16 [2018-11-23 11:06:20,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:06:20,555 INFO L480 AbstractCegarLoop]: Abstraction has 63 states and 78 transitions. [2018-11-23 11:06:20,555 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 11:06:20,556 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 78 transitions. [2018-11-23 11:06:20,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 11:06:20,557 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:06:20,557 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:06:20,557 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:06:20,559 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:06:20,559 INFO L82 PathProgramCache]: Analyzing trace with hash 1835852557, now seen corresponding path program 1 times [2018-11-23 11:06:20,559 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:06:20,560 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 11:06:20,585 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:06:20,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:06:20,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:06:20,618 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:06:20,752 INFO L256 TraceCheckUtils]: 0: Hoare triple {522#true} call ULTIMATE.init(); {522#true} is VALID [2018-11-23 11:06:20,753 INFO L273 TraceCheckUtils]: 1: Hoare triple {522#true} ~ldv_mutex~0 := 1bv32;~open_called~0 := 0bv32; {530#(= (_ bv1 32) ~ldv_mutex~0)} is VALID [2018-11-23 11:06:20,755 INFO L273 TraceCheckUtils]: 2: Hoare triple {530#(= (_ bv1 32) ~ldv_mutex~0)} assume true; {530#(= (_ bv1 32) ~ldv_mutex~0)} is VALID [2018-11-23 11:06:20,757 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {530#(= (_ bv1 32) ~ldv_mutex~0)} {522#true} #150#return; {530#(= (_ bv1 32) ~ldv_mutex~0)} is VALID [2018-11-23 11:06:20,759 INFO L256 TraceCheckUtils]: 4: Hoare triple {530#(= (_ bv1 32) ~ldv_mutex~0)} call #t~ret12 := main(); {530#(= (_ bv1 32) ~ldv_mutex~0)} is VALID [2018-11-23 11:06:20,759 INFO L273 TraceCheckUtils]: 5: Hoare triple {530#(= (_ bv1 32) ~ldv_mutex~0)} ~ldv_s_misc_fops_file_operations~0 := 0bv32; {530#(= (_ bv1 32) ~ldv_mutex~0)} is VALID [2018-11-23 11:06:20,761 INFO L256 TraceCheckUtils]: 6: Hoare triple {530#(= (_ bv1 32) ~ldv_mutex~0)} call #t~ret1 := my_init(); {530#(= (_ bv1 32) ~ldv_mutex~0)} is VALID [2018-11-23 11:06:20,762 INFO L273 TraceCheckUtils]: 7: Hoare triple {530#(= (_ bv1 32) ~ldv_mutex~0)} ~open_called~0 := 0bv32;#res := 0bv32; {530#(= (_ bv1 32) ~ldv_mutex~0)} is VALID [2018-11-23 11:06:20,763 INFO L273 TraceCheckUtils]: 8: Hoare triple {530#(= (_ bv1 32) ~ldv_mutex~0)} assume true; {530#(= (_ bv1 32) ~ldv_mutex~0)} is VALID [2018-11-23 11:06:20,765 INFO L268 TraceCheckUtils]: 9: Hoare quadruple {530#(= (_ bv1 32) ~ldv_mutex~0)} {530#(= (_ bv1 32) ~ldv_mutex~0)} #154#return; {530#(= (_ bv1 32) ~ldv_mutex~0)} is VALID [2018-11-23 11:06:20,765 INFO L273 TraceCheckUtils]: 10: Hoare triple {530#(= (_ bv1 32) ~ldv_mutex~0)} havoc #t~ret1; {530#(= (_ bv1 32) ~ldv_mutex~0)} is VALID [2018-11-23 11:06:20,767 INFO L273 TraceCheckUtils]: 11: Hoare triple {530#(= (_ bv1 32) ~ldv_mutex~0)} assume !(0bv32 != #t~nondet2);havoc #t~nondet2; {530#(= (_ bv1 32) ~ldv_mutex~0)} is VALID [2018-11-23 11:06:20,767 INFO L256 TraceCheckUtils]: 12: Hoare triple {530#(= (_ bv1 32) ~ldv_mutex~0)} call check_final_state(); {530#(= (_ bv1 32) ~ldv_mutex~0)} is VALID [2018-11-23 11:06:20,768 INFO L273 TraceCheckUtils]: 13: Hoare triple {530#(= (_ bv1 32) ~ldv_mutex~0)} assume !(1bv32 == ~ldv_mutex~0); {523#false} is VALID [2018-11-23 11:06:20,769 INFO L256 TraceCheckUtils]: 14: Hoare triple {523#false} call __blast_assert(); {523#false} is VALID [2018-11-23 11:06:20,769 INFO L273 TraceCheckUtils]: 15: Hoare triple {523#false} assume !false; {523#false} is VALID [2018-11-23 11:06:20,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:06:20,773 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 11:06:20,778 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:06:20,779 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 11:06:20,780 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2018-11-23 11:06:20,782 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 11:06:20,782 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2018-11-23 11:06:20,853 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 16 edges. 16 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:06:20,853 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 11:06:20,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 11:06:20,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 11:06:20,855 INFO L87 Difference]: Start difference. First operand 63 states and 78 transitions. Second operand 3 states. [2018-11-23 11:06:21,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:06:21,391 INFO L93 Difference]: Finished difference Result 104 states and 135 transitions. [2018-11-23 11:06:21,392 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 11:06:21,392 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2018-11-23 11:06:21,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:06:21,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-23 11:06:21,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 135 transitions. [2018-11-23 11:06:21,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-23 11:06:21,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 135 transitions. [2018-11-23 11:06:21,402 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 135 transitions. [2018-11-23 11:06:21,791 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 135 edges. 135 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:06:21,799 INFO L225 Difference]: With dead ends: 104 [2018-11-23 11:06:21,799 INFO L226 Difference]: Without dead ends: 98 [2018-11-23 11:06:21,800 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 11:06:21,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2018-11-23 11:06:21,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2018-11-23 11:06:21,880 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 11:06:21,880 INFO L82 GeneralOperation]: Start isEquivalent. First operand 98 states. Second operand 98 states. [2018-11-23 11:06:21,881 INFO L74 IsIncluded]: Start isIncluded. First operand 98 states. Second operand 98 states. [2018-11-23 11:06:21,881 INFO L87 Difference]: Start difference. First operand 98 states. Second operand 98 states. [2018-11-23 11:06:21,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:06:21,890 INFO L93 Difference]: Finished difference Result 98 states and 128 transitions. [2018-11-23 11:06:21,890 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 128 transitions. [2018-11-23 11:06:21,892 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:06:21,892 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:06:21,892 INFO L74 IsIncluded]: Start isIncluded. First operand 98 states. Second operand 98 states. [2018-11-23 11:06:21,892 INFO L87 Difference]: Start difference. First operand 98 states. Second operand 98 states. [2018-11-23 11:06:21,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:06:21,900 INFO L93 Difference]: Finished difference Result 98 states and 128 transitions. [2018-11-23 11:06:21,901 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 128 transitions. [2018-11-23 11:06:21,902 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:06:21,903 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:06:21,903 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 11:06:21,903 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 11:06:21,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-11-23 11:06:21,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 128 transitions. [2018-11-23 11:06:21,910 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 128 transitions. Word has length 16 [2018-11-23 11:06:21,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:06:21,911 INFO L480 AbstractCegarLoop]: Abstraction has 98 states and 128 transitions. [2018-11-23 11:06:21,911 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 11:06:21,911 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 128 transitions. [2018-11-23 11:06:21,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 11:06:21,913 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:06:21,913 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:06:21,913 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:06:21,913 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:06:21,914 INFO L82 PathProgramCache]: Analyzing trace with hash -1949388090, now seen corresponding path program 1 times [2018-11-23 11:06:21,914 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:06:21,914 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 11:06:21,945 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:06:21,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:06:21,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:06:21,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:06:22,051 INFO L256 TraceCheckUtils]: 0: Hoare triple {1057#true} call ULTIMATE.init(); {1057#true} is VALID [2018-11-23 11:06:22,052 INFO L273 TraceCheckUtils]: 1: Hoare triple {1057#true} ~ldv_mutex~0 := 1bv32;~open_called~0 := 0bv32; {1057#true} is VALID [2018-11-23 11:06:22,052 INFO L273 TraceCheckUtils]: 2: Hoare triple {1057#true} assume true; {1057#true} is VALID [2018-11-23 11:06:22,052 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1057#true} {1057#true} #150#return; {1057#true} is VALID [2018-11-23 11:06:22,052 INFO L256 TraceCheckUtils]: 4: Hoare triple {1057#true} call #t~ret12 := main(); {1057#true} is VALID [2018-11-23 11:06:22,054 INFO L273 TraceCheckUtils]: 5: Hoare triple {1057#true} ~ldv_s_misc_fops_file_operations~0 := 0bv32; {1077#(= (_ bv0 32) main_~ldv_s_misc_fops_file_operations~0)} is VALID [2018-11-23 11:06:22,054 INFO L256 TraceCheckUtils]: 6: Hoare triple {1077#(= (_ bv0 32) main_~ldv_s_misc_fops_file_operations~0)} call #t~ret1 := my_init(); {1057#true} is VALID [2018-11-23 11:06:22,055 INFO L273 TraceCheckUtils]: 7: Hoare triple {1057#true} ~open_called~0 := 0bv32;#res := 0bv32; {1057#true} is VALID [2018-11-23 11:06:22,055 INFO L273 TraceCheckUtils]: 8: Hoare triple {1057#true} assume true; {1057#true} is VALID [2018-11-23 11:06:22,056 INFO L268 TraceCheckUtils]: 9: Hoare quadruple {1057#true} {1077#(= (_ bv0 32) main_~ldv_s_misc_fops_file_operations~0)} #154#return; {1077#(= (_ bv0 32) main_~ldv_s_misc_fops_file_operations~0)} is VALID [2018-11-23 11:06:22,058 INFO L273 TraceCheckUtils]: 10: Hoare triple {1077#(= (_ bv0 32) main_~ldv_s_misc_fops_file_operations~0)} havoc #t~ret1; {1077#(= (_ bv0 32) main_~ldv_s_misc_fops_file_operations~0)} is VALID [2018-11-23 11:06:22,059 INFO L273 TraceCheckUtils]: 11: Hoare triple {1077#(= (_ bv0 32) main_~ldv_s_misc_fops_file_operations~0)} assume !!(0bv32 != #t~nondet2);havoc #t~nondet2;#t~switch4 := 0bv32 == #t~nondet3; {1077#(= (_ bv0 32) main_~ldv_s_misc_fops_file_operations~0)} is VALID [2018-11-23 11:06:22,061 INFO L273 TraceCheckUtils]: 12: Hoare triple {1077#(= (_ bv0 32) main_~ldv_s_misc_fops_file_operations~0)} assume !#t~switch4;#t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; {1077#(= (_ bv0 32) main_~ldv_s_misc_fops_file_operations~0)} is VALID [2018-11-23 11:06:22,067 INFO L273 TraceCheckUtils]: 13: Hoare triple {1077#(= (_ bv0 32) main_~ldv_s_misc_fops_file_operations~0)} assume !#t~switch4;#t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; {1077#(= (_ bv0 32) main_~ldv_s_misc_fops_file_operations~0)} is VALID [2018-11-23 11:06:22,068 INFO L273 TraceCheckUtils]: 14: Hoare triple {1077#(= (_ bv0 32) main_~ldv_s_misc_fops_file_operations~0)} assume !#t~switch4;#t~switch4 := #t~switch4 || 3bv32 == #t~nondet3; {1077#(= (_ bv0 32) main_~ldv_s_misc_fops_file_operations~0)} is VALID [2018-11-23 11:06:22,068 INFO L273 TraceCheckUtils]: 15: Hoare triple {1077#(= (_ bv0 32) main_~ldv_s_misc_fops_file_operations~0)} assume #t~switch4; {1077#(= (_ bv0 32) main_~ldv_s_misc_fops_file_operations~0)} is VALID [2018-11-23 11:06:22,069 INFO L273 TraceCheckUtils]: 16: Hoare triple {1077#(= (_ bv0 32) main_~ldv_s_misc_fops_file_operations~0)} assume 3bv32 == ~ldv_s_misc_fops_file_operations~0; {1058#false} is VALID [2018-11-23 11:06:22,069 INFO L256 TraceCheckUtils]: 17: Hoare triple {1058#false} call #t~ret11 := misc_release(); {1058#false} is VALID [2018-11-23 11:06:22,069 INFO L273 TraceCheckUtils]: 18: Hoare triple {1058#false} assume !(0bv32 != ~open_called~0); {1058#false} is VALID [2018-11-23 11:06:22,070 INFO L256 TraceCheckUtils]: 19: Hoare triple {1058#false} call mutex_lock(); {1058#false} is VALID [2018-11-23 11:06:22,070 INFO L273 TraceCheckUtils]: 20: Hoare triple {1058#false} assume 1bv32 == ~ldv_mutex~0; {1058#false} is VALID [2018-11-23 11:06:22,071 INFO L273 TraceCheckUtils]: 21: Hoare triple {1058#false} ~ldv_mutex~0 := 2bv32; {1058#false} is VALID [2018-11-23 11:06:22,072 INFO L273 TraceCheckUtils]: 22: Hoare triple {1058#false} assume true; {1058#false} is VALID [2018-11-23 11:06:22,072 INFO L268 TraceCheckUtils]: 23: Hoare quadruple {1058#false} {1058#false} #142#return; {1058#false} is VALID [2018-11-23 11:06:22,072 INFO L256 TraceCheckUtils]: 24: Hoare triple {1058#false} call mutex_lock(); {1058#false} is VALID [2018-11-23 11:06:22,073 INFO L273 TraceCheckUtils]: 25: Hoare triple {1058#false} assume !(1bv32 == ~ldv_mutex~0); {1058#false} is VALID [2018-11-23 11:06:22,073 INFO L256 TraceCheckUtils]: 26: Hoare triple {1058#false} call __blast_assert(); {1058#false} is VALID [2018-11-23 11:06:22,073 INFO L273 TraceCheckUtils]: 27: Hoare triple {1058#false} assume !false; {1058#false} is VALID [2018-11-23 11:06:22,076 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 11:06:22,077 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (4)] Exception during sending of exit command (exit): Broken pipe [2018-11-23 11:06:22,083 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:06:22,083 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 11:06:22,083 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2018-11-23 11:06:22,084 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 11:06:22,084 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2018-11-23 11:06:22,127 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 28 edges. 28 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:06:22,127 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 11:06:22,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 11:06:22,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 11:06:22,128 INFO L87 Difference]: Start difference. First operand 98 states and 128 transitions. Second operand 3 states. [2018-11-23 11:06:22,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:06:22,494 INFO L93 Difference]: Finished difference Result 208 states and 287 transitions. [2018-11-23 11:06:22,494 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 11:06:22,494 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2018-11-23 11:06:22,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:06:22,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-23 11:06:22,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 167 transitions. [2018-11-23 11:06:22,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-23 11:06:22,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 167 transitions. [2018-11-23 11:06:22,504 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 167 transitions. [2018-11-23 11:06:22,890 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 167 edges. 167 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:06:22,895 INFO L225 Difference]: With dead ends: 208 [2018-11-23 11:06:22,895 INFO L226 Difference]: Without dead ends: 121 [2018-11-23 11:06:22,897 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 11:06:22,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2018-11-23 11:06:22,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 120. [2018-11-23 11:06:22,994 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 11:06:22,994 INFO L82 GeneralOperation]: Start isEquivalent. First operand 121 states. Second operand 120 states. [2018-11-23 11:06:22,995 INFO L74 IsIncluded]: Start isIncluded. First operand 121 states. Second operand 120 states. [2018-11-23 11:06:22,995 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 120 states. [2018-11-23 11:06:23,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:06:23,003 INFO L93 Difference]: Finished difference Result 121 states and 162 transitions. [2018-11-23 11:06:23,005 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 162 transitions. [2018-11-23 11:06:23,006 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:06:23,006 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:06:23,007 INFO L74 IsIncluded]: Start isIncluded. First operand 120 states. Second operand 121 states. [2018-11-23 11:06:23,008 INFO L87 Difference]: Start difference. First operand 120 states. Second operand 121 states. [2018-11-23 11:06:23,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:06:23,017 INFO L93 Difference]: Finished difference Result 121 states and 162 transitions. [2018-11-23 11:06:23,018 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 162 transitions. [2018-11-23 11:06:23,019 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:06:23,019 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:06:23,019 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 11:06:23,020 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 11:06:23,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2018-11-23 11:06:23,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 161 transitions. [2018-11-23 11:06:23,026 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 161 transitions. Word has length 28 [2018-11-23 11:06:23,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:06:23,027 INFO L480 AbstractCegarLoop]: Abstraction has 120 states and 161 transitions. [2018-11-23 11:06:23,027 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 11:06:23,027 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 161 transitions. [2018-11-23 11:06:23,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 11:06:23,028 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:06:23,028 INFO L402 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:06:23,029 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:06:23,029 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:06:23,029 INFO L82 PathProgramCache]: Analyzing trace with hash -1737112768, now seen corresponding path program 1 times [2018-11-23 11:06:23,030 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:06:23,030 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 11:06:23,054 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:06:23,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:06:23,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:06:23,100 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:06:23,218 INFO L256 TraceCheckUtils]: 0: Hoare triple {1839#true} call ULTIMATE.init(); {1839#true} is VALID [2018-11-23 11:06:23,218 INFO L273 TraceCheckUtils]: 1: Hoare triple {1839#true} ~ldv_mutex~0 := 1bv32;~open_called~0 := 0bv32; {1839#true} is VALID [2018-11-23 11:06:23,218 INFO L273 TraceCheckUtils]: 2: Hoare triple {1839#true} assume true; {1839#true} is VALID [2018-11-23 11:06:23,219 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1839#true} {1839#true} #150#return; {1839#true} is VALID [2018-11-23 11:06:23,219 INFO L256 TraceCheckUtils]: 4: Hoare triple {1839#true} call #t~ret12 := main(); {1839#true} is VALID [2018-11-23 11:06:23,219 INFO L273 TraceCheckUtils]: 5: Hoare triple {1839#true} ~ldv_s_misc_fops_file_operations~0 := 0bv32; {1839#true} is VALID [2018-11-23 11:06:23,220 INFO L256 TraceCheckUtils]: 6: Hoare triple {1839#true} call #t~ret1 := my_init(); {1839#true} is VALID [2018-11-23 11:06:23,220 INFO L273 TraceCheckUtils]: 7: Hoare triple {1839#true} ~open_called~0 := 0bv32;#res := 0bv32; {1839#true} is VALID [2018-11-23 11:06:23,220 INFO L273 TraceCheckUtils]: 8: Hoare triple {1839#true} assume true; {1839#true} is VALID [2018-11-23 11:06:23,221 INFO L268 TraceCheckUtils]: 9: Hoare quadruple {1839#true} {1839#true} #154#return; {1839#true} is VALID [2018-11-23 11:06:23,221 INFO L273 TraceCheckUtils]: 10: Hoare triple {1839#true} havoc #t~ret1; {1839#true} is VALID [2018-11-23 11:06:23,221 INFO L273 TraceCheckUtils]: 11: Hoare triple {1839#true} assume !!(0bv32 != #t~nondet2);havoc #t~nondet2;#t~switch4 := 0bv32 == #t~nondet3; {1839#true} is VALID [2018-11-23 11:06:23,222 INFO L273 TraceCheckUtils]: 12: Hoare triple {1839#true} assume #t~switch4; {1839#true} is VALID [2018-11-23 11:06:23,222 INFO L273 TraceCheckUtils]: 13: Hoare triple {1839#true} assume 0bv32 == ~ldv_s_misc_fops_file_operations~0; {1883#(= (_ bv0 32) main_~ldv_s_misc_fops_file_operations~0)} is VALID [2018-11-23 11:06:23,222 INFO L256 TraceCheckUtils]: 14: Hoare triple {1883#(= (_ bv0 32) main_~ldv_s_misc_fops_file_operations~0)} call #t~ret5 := misc_open(); {1839#true} is VALID [2018-11-23 11:06:23,223 INFO L273 TraceCheckUtils]: 15: Hoare triple {1839#true} assume 0bv32 != #t~nondet0;havoc #t~nondet0;#res := 1bv32; {1839#true} is VALID [2018-11-23 11:06:23,223 INFO L273 TraceCheckUtils]: 16: Hoare triple {1839#true} assume true; {1839#true} is VALID [2018-11-23 11:06:23,224 INFO L268 TraceCheckUtils]: 17: Hoare quadruple {1839#true} {1883#(= (_ bv0 32) main_~ldv_s_misc_fops_file_operations~0)} #156#return; {1883#(= (_ bv0 32) main_~ldv_s_misc_fops_file_operations~0)} is VALID [2018-11-23 11:06:23,225 INFO L273 TraceCheckUtils]: 18: Hoare triple {1883#(= (_ bv0 32) main_~ldv_s_misc_fops_file_operations~0)} havoc #t~ret5;#t~post6 := ~ldv_s_misc_fops_file_operations~0;~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post6);havoc #t~post6; {1899#(= (bvadd main_~ldv_s_misc_fops_file_operations~0 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:06:23,226 INFO L273 TraceCheckUtils]: 19: Hoare triple {1899#(= (bvadd main_~ldv_s_misc_fops_file_operations~0 (_ bv4294967295 32)) (_ bv0 32))} havoc #t~nondet3;havoc #t~switch4; {1899#(= (bvadd main_~ldv_s_misc_fops_file_operations~0 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:06:23,227 INFO L273 TraceCheckUtils]: 20: Hoare triple {1899#(= (bvadd main_~ldv_s_misc_fops_file_operations~0 (_ bv4294967295 32)) (_ bv0 32))} assume !!(0bv32 != #t~nondet2);havoc #t~nondet2;#t~switch4 := 0bv32 == #t~nondet3; {1899#(= (bvadd main_~ldv_s_misc_fops_file_operations~0 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:06:23,229 INFO L273 TraceCheckUtils]: 21: Hoare triple {1899#(= (bvadd main_~ldv_s_misc_fops_file_operations~0 (_ bv4294967295 32)) (_ bv0 32))} assume !#t~switch4;#t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; {1899#(= (bvadd main_~ldv_s_misc_fops_file_operations~0 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:06:23,230 INFO L273 TraceCheckUtils]: 22: Hoare triple {1899#(= (bvadd main_~ldv_s_misc_fops_file_operations~0 (_ bv4294967295 32)) (_ bv0 32))} assume !#t~switch4;#t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; {1899#(= (bvadd main_~ldv_s_misc_fops_file_operations~0 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:06:23,230 INFO L273 TraceCheckUtils]: 23: Hoare triple {1899#(= (bvadd main_~ldv_s_misc_fops_file_operations~0 (_ bv4294967295 32)) (_ bv0 32))} assume !#t~switch4;#t~switch4 := #t~switch4 || 3bv32 == #t~nondet3; {1899#(= (bvadd main_~ldv_s_misc_fops_file_operations~0 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:06:23,231 INFO L273 TraceCheckUtils]: 24: Hoare triple {1899#(= (bvadd main_~ldv_s_misc_fops_file_operations~0 (_ bv4294967295 32)) (_ bv0 32))} assume #t~switch4; {1899#(= (bvadd main_~ldv_s_misc_fops_file_operations~0 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:06:23,231 INFO L273 TraceCheckUtils]: 25: Hoare triple {1899#(= (bvadd main_~ldv_s_misc_fops_file_operations~0 (_ bv4294967295 32)) (_ bv0 32))} assume 3bv32 == ~ldv_s_misc_fops_file_operations~0; {1840#false} is VALID [2018-11-23 11:06:23,232 INFO L256 TraceCheckUtils]: 26: Hoare triple {1840#false} call #t~ret11 := misc_release(); {1840#false} is VALID [2018-11-23 11:06:23,232 INFO L273 TraceCheckUtils]: 27: Hoare triple {1840#false} assume !(0bv32 != ~open_called~0); {1840#false} is VALID [2018-11-23 11:06:23,232 INFO L256 TraceCheckUtils]: 28: Hoare triple {1840#false} call mutex_lock(); {1840#false} is VALID [2018-11-23 11:06:23,233 INFO L273 TraceCheckUtils]: 29: Hoare triple {1840#false} assume 1bv32 == ~ldv_mutex~0; {1840#false} is VALID [2018-11-23 11:06:23,233 INFO L273 TraceCheckUtils]: 30: Hoare triple {1840#false} ~ldv_mutex~0 := 2bv32; {1840#false} is VALID [2018-11-23 11:06:23,234 INFO L273 TraceCheckUtils]: 31: Hoare triple {1840#false} assume true; {1840#false} is VALID [2018-11-23 11:06:23,234 INFO L268 TraceCheckUtils]: 32: Hoare quadruple {1840#false} {1840#false} #142#return; {1840#false} is VALID [2018-11-23 11:06:23,234 INFO L256 TraceCheckUtils]: 33: Hoare triple {1840#false} call mutex_lock(); {1840#false} is VALID [2018-11-23 11:06:23,235 INFO L273 TraceCheckUtils]: 34: Hoare triple {1840#false} assume !(1bv32 == ~ldv_mutex~0); {1840#false} is VALID [2018-11-23 11:06:23,235 INFO L256 TraceCheckUtils]: 35: Hoare triple {1840#false} call __blast_assert(); {1840#false} is VALID [2018-11-23 11:06:23,235 INFO L273 TraceCheckUtils]: 36: Hoare triple {1840#false} assume !false; {1840#false} is VALID [2018-11-23 11:06:23,238 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 11:06:23,238 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 11:06:23,240 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:06:23,240 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 11:06:23,240 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2018-11-23 11:06:23,241 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 11:06:23,241 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2018-11-23 11:06:23,285 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:06:23,286 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 11:06:23,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 11:06:23,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 11:06:23,287 INFO L87 Difference]: Start difference. First operand 120 states and 161 transitions. Second operand 4 states. [2018-11-23 11:06:23,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:06:23,757 INFO L93 Difference]: Finished difference Result 253 states and 354 transitions. [2018-11-23 11:06:23,757 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 11:06:23,757 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2018-11-23 11:06:23,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:06:23,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-11-23 11:06:23,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 185 transitions. [2018-11-23 11:06:23,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-11-23 11:06:23,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 185 transitions. [2018-11-23 11:06:23,766 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 185 transitions. [2018-11-23 11:06:24,044 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 185 edges. 185 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:06:24,049 INFO L225 Difference]: With dead ends: 253 [2018-11-23 11:06:24,049 INFO L226 Difference]: Without dead ends: 144 [2018-11-23 11:06:24,050 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 11:06:24,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2018-11-23 11:06:24,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 142. [2018-11-23 11:06:24,186 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 11:06:24,186 INFO L82 GeneralOperation]: Start isEquivalent. First operand 144 states. Second operand 142 states. [2018-11-23 11:06:24,186 INFO L74 IsIncluded]: Start isIncluded. First operand 144 states. Second operand 142 states. [2018-11-23 11:06:24,187 INFO L87 Difference]: Start difference. First operand 144 states. Second operand 142 states. [2018-11-23 11:06:24,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:06:24,195 INFO L93 Difference]: Finished difference Result 144 states and 196 transitions. [2018-11-23 11:06:24,195 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 196 transitions. [2018-11-23 11:06:24,196 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:06:24,196 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:06:24,197 INFO L74 IsIncluded]: Start isIncluded. First operand 142 states. Second operand 144 states. [2018-11-23 11:06:24,197 INFO L87 Difference]: Start difference. First operand 142 states. Second operand 144 states. [2018-11-23 11:06:24,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:06:24,204 INFO L93 Difference]: Finished difference Result 144 states and 196 transitions. [2018-11-23 11:06:24,204 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 196 transitions. [2018-11-23 11:06:24,205 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:06:24,205 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:06:24,206 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 11:06:24,206 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 11:06:24,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2018-11-23 11:06:24,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 194 transitions. [2018-11-23 11:06:24,213 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 194 transitions. Word has length 37 [2018-11-23 11:06:24,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:06:24,213 INFO L480 AbstractCegarLoop]: Abstraction has 142 states and 194 transitions. [2018-11-23 11:06:24,213 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 11:06:24,214 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 194 transitions. [2018-11-23 11:06:24,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 11:06:24,215 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:06:24,215 INFO L402 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:06:24,215 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:06:24,216 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:06:24,216 INFO L82 PathProgramCache]: Analyzing trace with hash -422354006, now seen corresponding path program 1 times [2018-11-23 11:06:24,217 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:06:24,217 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 11:06:24,242 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:06:24,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:06:24,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:06:24,299 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:06:24,382 INFO L256 TraceCheckUtils]: 0: Hoare triple {2775#true} call ULTIMATE.init(); {2775#true} is VALID [2018-11-23 11:06:24,383 INFO L273 TraceCheckUtils]: 1: Hoare triple {2775#true} ~ldv_mutex~0 := 1bv32;~open_called~0 := 0bv32; {2775#true} is VALID [2018-11-23 11:06:24,383 INFO L273 TraceCheckUtils]: 2: Hoare triple {2775#true} assume true; {2775#true} is VALID [2018-11-23 11:06:24,383 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2775#true} {2775#true} #150#return; {2775#true} is VALID [2018-11-23 11:06:24,384 INFO L256 TraceCheckUtils]: 4: Hoare triple {2775#true} call #t~ret12 := main(); {2775#true} is VALID [2018-11-23 11:06:24,384 INFO L273 TraceCheckUtils]: 5: Hoare triple {2775#true} ~ldv_s_misc_fops_file_operations~0 := 0bv32; {2775#true} is VALID [2018-11-23 11:06:24,385 INFO L256 TraceCheckUtils]: 6: Hoare triple {2775#true} call #t~ret1 := my_init(); {2775#true} is VALID [2018-11-23 11:06:24,385 INFO L273 TraceCheckUtils]: 7: Hoare triple {2775#true} ~open_called~0 := 0bv32;#res := 0bv32; {2775#true} is VALID [2018-11-23 11:06:24,385 INFO L273 TraceCheckUtils]: 8: Hoare triple {2775#true} assume true; {2775#true} is VALID [2018-11-23 11:06:24,386 INFO L268 TraceCheckUtils]: 9: Hoare quadruple {2775#true} {2775#true} #154#return; {2775#true} is VALID [2018-11-23 11:06:24,386 INFO L273 TraceCheckUtils]: 10: Hoare triple {2775#true} havoc #t~ret1; {2775#true} is VALID [2018-11-23 11:06:24,386 INFO L273 TraceCheckUtils]: 11: Hoare triple {2775#true} assume !!(0bv32 != #t~nondet2);havoc #t~nondet2;#t~switch4 := 0bv32 == #t~nondet3; {2775#true} is VALID [2018-11-23 11:06:24,387 INFO L273 TraceCheckUtils]: 12: Hoare triple {2775#true} assume #t~switch4; {2775#true} is VALID [2018-11-23 11:06:24,387 INFO L273 TraceCheckUtils]: 13: Hoare triple {2775#true} assume 0bv32 == ~ldv_s_misc_fops_file_operations~0; {2775#true} is VALID [2018-11-23 11:06:24,387 INFO L256 TraceCheckUtils]: 14: Hoare triple {2775#true} call #t~ret5 := misc_open(); {2775#true} is VALID [2018-11-23 11:06:24,388 INFO L273 TraceCheckUtils]: 15: Hoare triple {2775#true} assume 0bv32 != #t~nondet0;havoc #t~nondet0;#res := 1bv32; {2775#true} is VALID [2018-11-23 11:06:24,388 INFO L273 TraceCheckUtils]: 16: Hoare triple {2775#true} assume true; {2775#true} is VALID [2018-11-23 11:06:24,388 INFO L268 TraceCheckUtils]: 17: Hoare quadruple {2775#true} {2775#true} #156#return; {2775#true} is VALID [2018-11-23 11:06:24,388 INFO L273 TraceCheckUtils]: 18: Hoare triple {2775#true} havoc #t~ret5;#t~post6 := ~ldv_s_misc_fops_file_operations~0;~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post6);havoc #t~post6; {2775#true} is VALID [2018-11-23 11:06:24,389 INFO L273 TraceCheckUtils]: 19: Hoare triple {2775#true} havoc #t~nondet3;havoc #t~switch4; {2775#true} is VALID [2018-11-23 11:06:24,389 INFO L273 TraceCheckUtils]: 20: Hoare triple {2775#true} assume !!(0bv32 != #t~nondet2);havoc #t~nondet2;#t~switch4 := 0bv32 == #t~nondet3; {2775#true} is VALID [2018-11-23 11:06:24,389 INFO L273 TraceCheckUtils]: 21: Hoare triple {2775#true} assume !#t~switch4;#t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; {2775#true} is VALID [2018-11-23 11:06:24,389 INFO L273 TraceCheckUtils]: 22: Hoare triple {2775#true} assume #t~switch4; {2775#true} is VALID [2018-11-23 11:06:24,393 INFO L273 TraceCheckUtils]: 23: Hoare triple {2775#true} assume 1bv32 == ~ldv_s_misc_fops_file_operations~0; {2849#(= (_ bv1 32) main_~ldv_s_misc_fops_file_operations~0)} is VALID [2018-11-23 11:06:24,393 INFO L256 TraceCheckUtils]: 24: Hoare triple {2849#(= (_ bv1 32) main_~ldv_s_misc_fops_file_operations~0)} call #t~ret7 := misc_read(); {2775#true} is VALID [2018-11-23 11:06:24,393 INFO L273 TraceCheckUtils]: 25: Hoare triple {2775#true} #res := 0bv32; {2775#true} is VALID [2018-11-23 11:06:24,394 INFO L273 TraceCheckUtils]: 26: Hoare triple {2775#true} assume true; {2775#true} is VALID [2018-11-23 11:06:24,409 INFO L268 TraceCheckUtils]: 27: Hoare quadruple {2775#true} {2849#(= (_ bv1 32) main_~ldv_s_misc_fops_file_operations~0)} #158#return; {2849#(= (_ bv1 32) main_~ldv_s_misc_fops_file_operations~0)} is VALID [2018-11-23 11:06:24,411 INFO L273 TraceCheckUtils]: 28: Hoare triple {2849#(= (_ bv1 32) main_~ldv_s_misc_fops_file_operations~0)} havoc #t~ret7;#t~post8 := ~ldv_s_misc_fops_file_operations~0;~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post8);havoc #t~post8; {2865#(= (_ bv2 32) main_~ldv_s_misc_fops_file_operations~0)} is VALID [2018-11-23 11:06:24,413 INFO L273 TraceCheckUtils]: 29: Hoare triple {2865#(= (_ bv2 32) main_~ldv_s_misc_fops_file_operations~0)} havoc #t~nondet3;havoc #t~switch4; {2865#(= (_ bv2 32) main_~ldv_s_misc_fops_file_operations~0)} is VALID [2018-11-23 11:06:24,415 INFO L273 TraceCheckUtils]: 30: Hoare triple {2865#(= (_ bv2 32) main_~ldv_s_misc_fops_file_operations~0)} assume !!(0bv32 != #t~nondet2);havoc #t~nondet2;#t~switch4 := 0bv32 == #t~nondet3; {2865#(= (_ bv2 32) main_~ldv_s_misc_fops_file_operations~0)} is VALID [2018-11-23 11:06:24,418 INFO L273 TraceCheckUtils]: 31: Hoare triple {2865#(= (_ bv2 32) main_~ldv_s_misc_fops_file_operations~0)} assume !#t~switch4;#t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; {2865#(= (_ bv2 32) main_~ldv_s_misc_fops_file_operations~0)} is VALID [2018-11-23 11:06:24,419 INFO L273 TraceCheckUtils]: 32: Hoare triple {2865#(= (_ bv2 32) main_~ldv_s_misc_fops_file_operations~0)} assume !#t~switch4;#t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; {2865#(= (_ bv2 32) main_~ldv_s_misc_fops_file_operations~0)} is VALID [2018-11-23 11:06:24,423 INFO L273 TraceCheckUtils]: 33: Hoare triple {2865#(= (_ bv2 32) main_~ldv_s_misc_fops_file_operations~0)} assume !#t~switch4;#t~switch4 := #t~switch4 || 3bv32 == #t~nondet3; {2865#(= (_ bv2 32) main_~ldv_s_misc_fops_file_operations~0)} is VALID [2018-11-23 11:06:24,423 INFO L273 TraceCheckUtils]: 34: Hoare triple {2865#(= (_ bv2 32) main_~ldv_s_misc_fops_file_operations~0)} assume #t~switch4; {2865#(= (_ bv2 32) main_~ldv_s_misc_fops_file_operations~0)} is VALID [2018-11-23 11:06:24,425 INFO L273 TraceCheckUtils]: 35: Hoare triple {2865#(= (_ bv2 32) main_~ldv_s_misc_fops_file_operations~0)} assume 3bv32 == ~ldv_s_misc_fops_file_operations~0; {2776#false} is VALID [2018-11-23 11:06:24,425 INFO L256 TraceCheckUtils]: 36: Hoare triple {2776#false} call #t~ret11 := misc_release(); {2776#false} is VALID [2018-11-23 11:06:24,425 INFO L273 TraceCheckUtils]: 37: Hoare triple {2776#false} assume !(0bv32 != ~open_called~0); {2776#false} is VALID [2018-11-23 11:06:24,425 INFO L256 TraceCheckUtils]: 38: Hoare triple {2776#false} call mutex_lock(); {2776#false} is VALID [2018-11-23 11:06:24,426 INFO L273 TraceCheckUtils]: 39: Hoare triple {2776#false} assume 1bv32 == ~ldv_mutex~0; {2776#false} is VALID [2018-11-23 11:06:24,426 INFO L273 TraceCheckUtils]: 40: Hoare triple {2776#false} ~ldv_mutex~0 := 2bv32; {2776#false} is VALID [2018-11-23 11:06:24,426 INFO L273 TraceCheckUtils]: 41: Hoare triple {2776#false} assume true; {2776#false} is VALID [2018-11-23 11:06:24,426 INFO L268 TraceCheckUtils]: 42: Hoare quadruple {2776#false} {2776#false} #142#return; {2776#false} is VALID [2018-11-23 11:06:24,426 INFO L256 TraceCheckUtils]: 43: Hoare triple {2776#false} call mutex_lock(); {2776#false} is VALID [2018-11-23 11:06:24,427 INFO L273 TraceCheckUtils]: 44: Hoare triple {2776#false} assume !(1bv32 == ~ldv_mutex~0); {2776#false} is VALID [2018-11-23 11:06:24,427 INFO L256 TraceCheckUtils]: 45: Hoare triple {2776#false} call __blast_assert(); {2776#false} is VALID [2018-11-23 11:06:24,427 INFO L273 TraceCheckUtils]: 46: Hoare triple {2776#false} assume !false; {2776#false} is VALID [2018-11-23 11:06:24,431 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 11:06:24,431 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 11:06:24,433 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:06:24,433 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 11:06:24,434 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2018-11-23 11:06:24,435 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 11:06:24,435 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2018-11-23 11:06:24,490 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:06:24,490 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 11:06:24,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 11:06:24,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 11:06:24,491 INFO L87 Difference]: Start difference. First operand 142 states and 194 transitions. Second operand 4 states. [2018-11-23 11:06:24,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:06:24,986 INFO L93 Difference]: Finished difference Result 296 states and 419 transitions. [2018-11-23 11:06:24,986 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 11:06:24,986 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2018-11-23 11:06:24,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:06:24,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-11-23 11:06:24,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 167 transitions. [2018-11-23 11:06:24,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-11-23 11:06:24,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 167 transitions. [2018-11-23 11:06:24,995 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 167 transitions. [2018-11-23 11:06:25,301 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 167 edges. 167 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:06:25,307 INFO L225 Difference]: With dead ends: 296 [2018-11-23 11:06:25,307 INFO L226 Difference]: Without dead ends: 165 [2018-11-23 11:06:25,309 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 11:06:25,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2018-11-23 11:06:25,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 164. [2018-11-23 11:06:25,397 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 11:06:25,397 INFO L82 GeneralOperation]: Start isEquivalent. First operand 165 states. Second operand 164 states. [2018-11-23 11:06:25,397 INFO L74 IsIncluded]: Start isIncluded. First operand 165 states. Second operand 164 states. [2018-11-23 11:06:25,398 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 164 states. [2018-11-23 11:06:25,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:06:25,405 INFO L93 Difference]: Finished difference Result 165 states and 228 transitions. [2018-11-23 11:06:25,405 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 228 transitions. [2018-11-23 11:06:25,406 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:06:25,406 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:06:25,406 INFO L74 IsIncluded]: Start isIncluded. First operand 164 states. Second operand 165 states. [2018-11-23 11:06:25,406 INFO L87 Difference]: Start difference. First operand 164 states. Second operand 165 states. [2018-11-23 11:06:25,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:06:25,414 INFO L93 Difference]: Finished difference Result 165 states and 228 transitions. [2018-11-23 11:06:25,414 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 228 transitions. [2018-11-23 11:06:25,415 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:06:25,415 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:06:25,416 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 11:06:25,416 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 11:06:25,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2018-11-23 11:06:25,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 227 transitions. [2018-11-23 11:06:25,423 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 227 transitions. Word has length 47 [2018-11-23 11:06:25,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:06:25,424 INFO L480 AbstractCegarLoop]: Abstraction has 164 states and 227 transitions. [2018-11-23 11:06:25,424 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 11:06:25,424 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 227 transitions. [2018-11-23 11:06:25,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 11:06:25,426 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:06:25,426 INFO L402 BasicCegarLoop]: trace histogram [4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:06:25,426 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:06:25,427 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:06:25,427 INFO L82 PathProgramCache]: Analyzing trace with hash -864429720, now seen corresponding path program 1 times [2018-11-23 11:06:25,427 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:06:25,427 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 11:06:25,453 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:06:25,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 11:06:25,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 11:06:25,619 INFO L469 BasicCegarLoop]: Counterexample might be feasible ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] CALL call ULTIMATE.init(); VAL [|old(~ldv_mutex~0)|=(_ bv0 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv0 32), ~open_called~0=(_ bv0 32)] [?] ~ldv_mutex~0 := 1bv32;~open_called~0 := 0bv32; VAL [|old(~ldv_mutex~0)|=(_ bv0 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume true; VAL [|old(~ldv_mutex~0)|=(_ bv0 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] RET #150#return; VAL [~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] CALL call #t~ret12 := main(); VAL [|old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] ~ldv_s_misc_fops_file_operations~0 := 0bv32; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv0 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] CALL call #t~ret1 := my_init(); VAL [|old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] ~open_called~0 := 0bv32;#res := 0bv32; VAL [|my_init_#res|=(_ bv0 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume true; VAL [|my_init_#res|=(_ bv0 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] RET #154#return; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv0 32), |main_#t~ret1|=(_ bv0 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] havoc #t~ret1; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv0 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume !!(0bv32 != #t~nondet2);havoc #t~nondet2;#t~switch4 := 0bv32 == #t~nondet3; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv0 32), |main_#t~nondet3|=(_ bv0 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume #t~switch4; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv0 32), |main_#t~nondet3|=(_ bv0 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume 0bv32 == ~ldv_s_misc_fops_file_operations~0; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv0 32), |main_#t~nondet3|=(_ bv0 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] CALL call #t~ret5 := misc_open(); VAL [|old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume 0bv32 != #t~nondet0;havoc #t~nondet0;#res := 1bv32; VAL [|misc_open_#res|=(_ bv1 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume true; VAL [|misc_open_#res|=(_ bv1 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] RET #156#return; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv0 32), |main_#t~nondet3|=(_ bv0 32), |main_#t~ret5|=(_ bv1 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] havoc #t~ret5;#t~post6 := ~ldv_s_misc_fops_file_operations~0;~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post6);havoc #t~post6; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv1 32), |main_#t~nondet3|=(_ bv0 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] havoc #t~nondet3;havoc #t~switch4; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv1 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume !!(0bv32 != #t~nondet2);havoc #t~nondet2;#t~switch4 := 0bv32 == #t~nondet3; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv1 32), |main_#t~nondet3|=(_ bv1 32), |main_#t~switch4|=false, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume !#t~switch4;#t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv1 32), |main_#t~nondet3|=(_ bv1 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume #t~switch4; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv1 32), |main_#t~nondet3|=(_ bv1 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume 1bv32 == ~ldv_s_misc_fops_file_operations~0; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv1 32), |main_#t~nondet3|=(_ bv1 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] CALL call #t~ret7 := misc_read(); VAL [|old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] #res := 0bv32; VAL [|misc_read_#res|=(_ bv0 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume true; VAL [|misc_read_#res|=(_ bv0 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] RET #158#return; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv1 32), |main_#t~nondet3|=(_ bv1 32), |main_#t~ret7|=(_ bv0 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] havoc #t~ret7;#t~post8 := ~ldv_s_misc_fops_file_operations~0;~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post8);havoc #t~post8; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv2 32), |main_#t~nondet3|=(_ bv1 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] havoc #t~nondet3;havoc #t~switch4; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv2 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume !!(0bv32 != #t~nondet2);havoc #t~nondet2;#t~switch4 := 0bv32 == #t~nondet3; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv2 32), |main_#t~nondet3|=(_ bv2 32), |main_#t~switch4|=false, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume !#t~switch4;#t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv2 32), |main_#t~nondet3|=(_ bv2 32), |main_#t~switch4|=false, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume !#t~switch4;#t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv2 32), |main_#t~nondet3|=(_ bv2 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume #t~switch4; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv2 32), |main_#t~nondet3|=(_ bv2 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume 2bv32 == ~ldv_s_misc_fops_file_operations~0; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv2 32), |main_#t~nondet3|=(_ bv2 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] CALL call #t~ret9 := misc_llseek(); VAL [|old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] #res := 0bv32; VAL [|misc_llseek_#res|=(_ bv0 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume true; VAL [|misc_llseek_#res|=(_ bv0 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] RET #160#return; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv2 32), |main_#t~nondet3|=(_ bv2 32), |main_#t~ret9|=(_ bv0 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] havoc #t~ret9;#t~post10 := ~ldv_s_misc_fops_file_operations~0;~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post10);havoc #t~post10; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv3 32), |main_#t~nondet3|=(_ bv2 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] havoc #t~nondet3;havoc #t~switch4; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv3 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume !!(0bv32 != #t~nondet2);havoc #t~nondet2;#t~switch4 := 0bv32 == #t~nondet3; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv3 32), |main_#t~nondet3|=(_ bv3 32), |main_#t~switch4|=false, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume !#t~switch4;#t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv3 32), |main_#t~nondet3|=(_ bv3 32), |main_#t~switch4|=false, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume !#t~switch4;#t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv3 32), |main_#t~nondet3|=(_ bv3 32), |main_#t~switch4|=false, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume !#t~switch4;#t~switch4 := #t~switch4 || 3bv32 == #t~nondet3; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv3 32), |main_#t~nondet3|=(_ bv3 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume #t~switch4; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv3 32), |main_#t~nondet3|=(_ bv3 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume 3bv32 == ~ldv_s_misc_fops_file_operations~0; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv3 32), |main_#t~nondet3|=(_ bv3 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] CALL call #t~ret11 := misc_release(); VAL [|old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume !(0bv32 != ~open_called~0); VAL [|old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] CALL call mutex_lock(); VAL [|old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume 1bv32 == ~ldv_mutex~0; VAL [|old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] ~ldv_mutex~0 := 2bv32; VAL [|old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv2 32), ~open_called~0=(_ bv0 32)] [?] assume true; VAL [|old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv2 32), ~open_called~0=(_ bv0 32)] [?] RET #142#return; VAL [|old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv2 32), ~open_called~0=(_ bv0 32)] [?] CALL call mutex_lock(); VAL [|old(~ldv_mutex~0)|=(_ bv2 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv2 32), ~open_called~0=(_ bv0 32)] [?] assume !(1bv32 == ~ldv_mutex~0); VAL [|old(~ldv_mutex~0)|=(_ bv2 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv2 32), ~open_called~0=(_ bv0 32)] [?] CALL call __blast_assert(); VAL [|old(~ldv_mutex~0)|=(_ bv2 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv2 32), ~open_called~0=(_ bv0 32)] [?] assume !false; VAL [|old(~ldv_mutex~0)|=(_ bv2 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv2 32), ~open_called~0=(_ bv0 32)] [?] CALL call ULTIMATE.init(); VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=0bv32, ~open_called~0=0bv32] [L9] ~ldv_mutex~0 := 1bv32; [L11] ~open_called~0 := 0bv32; VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] ensures true; VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] RET call ULTIMATE.init(); VAL [~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] CALL call #t~ret12 := main(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L74] ~ldv_s_misc_fops_file_operations~0 := 0bv32; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L75] CALL call #t~ret1 := my_init(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L69] ~open_called~0 := 0bv32; [L70] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L66-L71] ensures true; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L75] RET call #t~ret1 := my_init(); VAL [#t~ret1=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L75] havoc #t~ret1; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L76-L114] assume !!(0bv32 != #t~nondet2); [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L80] assume #t~switch4; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L81-L84] assume 0bv32 == ~ldv_s_misc_fops_file_operations~0; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L82] CALL call #t~ret5 := misc_open(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L57-L63] assume 0bv32 != #t~nondet0; [L57] havoc #t~nondet0; [L59] #res := 1bv32; VAL [#res=1bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L55-L64] ensures true; VAL [#res=1bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L82] RET call #t~ret5 := misc_open(); VAL [#t~nondet3=0bv32, #t~ret5=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L82] havoc #t~ret5; [L83] #t~post6 := ~ldv_s_misc_fops_file_operations~0; [L83] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post6); [L83] havoc #t~post6; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L76-L114] assume !!(0bv32 != #t~nondet2); [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=1bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L80] assume !#t~switch4; [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L88] assume #t~switch4; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L89-L92] assume 1bv32 == ~ldv_s_misc_fops_file_operations~0; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L90] CALL call #t~ret7 := misc_read(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L52] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L51-L53] ensures true; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L90] RET call #t~ret7 := misc_read(); VAL [#t~nondet3=1bv32, #t~ret7=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L90] havoc #t~ret7; [L91] #t~post8 := ~ldv_s_misc_fops_file_operations~0; [L91] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post8); [L91] havoc #t~post8; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L76-L114] assume !!(0bv32 != #t~nondet2); [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L80] assume !#t~switch4; [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L88] assume !#t~switch4; [L96] #t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L96] assume #t~switch4; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L97-L100] assume 2bv32 == ~ldv_s_misc_fops_file_operations~0; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L98] CALL call #t~ret9 := misc_llseek(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L48] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L47-L49] ensures true; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L98] RET call #t~ret9 := misc_llseek(); VAL [#t~nondet3=2bv32, #t~ret9=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L98] havoc #t~ret9; [L99] #t~post10 := ~ldv_s_misc_fops_file_operations~0; [L99] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post10); [L99] havoc #t~post10; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L76-L114] assume !!(0bv32 != #t~nondet2); [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L80] assume !#t~switch4; [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L88] assume !#t~switch4; [L96] #t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L96] assume !#t~switch4; [L104] #t~switch4 := #t~switch4 || 3bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L104] assume #t~switch4; VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L105-L108] assume 3bv32 == ~ldv_s_misc_fops_file_operations~0; VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L106] CALL call #t~ret11 := misc_release(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L34-L43] assume !(0bv32 != ~open_called~0); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L41] CALL call mutex_lock(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L16] assume 1bv32 == ~ldv_mutex~0; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L17] ~ldv_mutex~0 := 2bv32; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L14-L18] ensures true; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L41] RET call mutex_lock(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L42] CALL call mutex_lock(); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L16] assume !(1bv32 == ~ldv_mutex~0); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L16] CALL call __blast_assert(); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L4] assert false; VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] CALL call ULTIMATE.init(); VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=0bv32, ~open_called~0=0bv32] [L9] ~ldv_mutex~0 := 1bv32; [L11] ~open_called~0 := 0bv32; VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] ensures true; VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] RET call ULTIMATE.init(); VAL [~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] CALL call #t~ret12 := main(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L74] ~ldv_s_misc_fops_file_operations~0 := 0bv32; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L75] CALL call #t~ret1 := my_init(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L69] ~open_called~0 := 0bv32; [L70] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L66-L71] ensures true; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L75] RET call #t~ret1 := my_init(); VAL [#t~ret1=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L75] havoc #t~ret1; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L76-L114] assume !!(0bv32 != #t~nondet2); [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L80] assume #t~switch4; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L81-L84] assume 0bv32 == ~ldv_s_misc_fops_file_operations~0; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L82] CALL call #t~ret5 := misc_open(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L57-L63] assume 0bv32 != #t~nondet0; [L57] havoc #t~nondet0; [L59] #res := 1bv32; VAL [#res=1bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L55-L64] ensures true; VAL [#res=1bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L82] RET call #t~ret5 := misc_open(); VAL [#t~nondet3=0bv32, #t~ret5=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L82] havoc #t~ret5; [L83] #t~post6 := ~ldv_s_misc_fops_file_operations~0; [L83] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post6); [L83] havoc #t~post6; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L76-L114] assume !!(0bv32 != #t~nondet2); [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=1bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L80] assume !#t~switch4; [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L88] assume #t~switch4; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L89-L92] assume 1bv32 == ~ldv_s_misc_fops_file_operations~0; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L90] CALL call #t~ret7 := misc_read(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L52] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L51-L53] ensures true; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L90] RET call #t~ret7 := misc_read(); VAL [#t~nondet3=1bv32, #t~ret7=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L90] havoc #t~ret7; [L91] #t~post8 := ~ldv_s_misc_fops_file_operations~0; [L91] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post8); [L91] havoc #t~post8; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L76-L114] assume !!(0bv32 != #t~nondet2); [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L80] assume !#t~switch4; [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L88] assume !#t~switch4; [L96] #t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L96] assume #t~switch4; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L97-L100] assume 2bv32 == ~ldv_s_misc_fops_file_operations~0; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L98] CALL call #t~ret9 := misc_llseek(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L48] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L47-L49] ensures true; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L98] RET call #t~ret9 := misc_llseek(); VAL [#t~nondet3=2bv32, #t~ret9=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L98] havoc #t~ret9; [L99] #t~post10 := ~ldv_s_misc_fops_file_operations~0; [L99] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post10); [L99] havoc #t~post10; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L76-L114] assume !!(0bv32 != #t~nondet2); [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L80] assume !#t~switch4; [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L88] assume !#t~switch4; [L96] #t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L96] assume !#t~switch4; [L104] #t~switch4 := #t~switch4 || 3bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L104] assume #t~switch4; VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L105-L108] assume 3bv32 == ~ldv_s_misc_fops_file_operations~0; VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L106] CALL call #t~ret11 := misc_release(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L34-L43] assume !(0bv32 != ~open_called~0); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L41] CALL call mutex_lock(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L16] assume 1bv32 == ~ldv_mutex~0; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L17] ~ldv_mutex~0 := 2bv32; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L14-L18] ensures true; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L41] RET call mutex_lock(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L42] CALL call mutex_lock(); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L16] assume !(1bv32 == ~ldv_mutex~0); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L16] CALL call __blast_assert(); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L4] assert false; VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [?] CALL call ULTIMATE.init(); VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=0bv32, ~open_called~0=0bv32] [L9] ~ldv_mutex~0 := 1bv32; [L11] ~open_called~0 := 0bv32; VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] RET call ULTIMATE.init(); VAL [~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] CALL call #t~ret12 := main(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L74] ~ldv_s_misc_fops_file_operations~0 := 0bv32; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L75] CALL call #t~ret1 := my_init(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L69] ~open_called~0 := 0bv32; [L70] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L75] RET call #t~ret1 := my_init(); VAL [#t~ret1=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L75] havoc #t~ret1; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L81] COND TRUE 0bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L82] CALL call #t~ret5 := misc_open(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L57-L63] COND TRUE 0bv32 != #t~nondet0 [L57] havoc #t~nondet0; [L59] #res := 1bv32; VAL [#res=1bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L82] RET call #t~ret5 := misc_open(); VAL [#t~nondet3=0bv32, #t~ret5=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L82] havoc #t~ret5; [L83] #t~post6 := ~ldv_s_misc_fops_file_operations~0; [L83] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post6); [L83] havoc #t~post6; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=1bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L89] COND TRUE 1bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L90] CALL call #t~ret7 := misc_read(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L52] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L90] RET call #t~ret7 := misc_read(); VAL [#t~nondet3=1bv32, #t~ret7=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L90] havoc #t~ret7; [L91] #t~post8 := ~ldv_s_misc_fops_file_operations~0; [L91] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post8); [L91] havoc #t~post8; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L96] #t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L97] COND TRUE 2bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L98] CALL call #t~ret9 := misc_llseek(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L48] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L98] RET call #t~ret9 := misc_llseek(); VAL [#t~nondet3=2bv32, #t~ret9=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L98] havoc #t~ret9; [L99] #t~post10 := ~ldv_s_misc_fops_file_operations~0; [L99] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post10); [L99] havoc #t~post10; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L96] #t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L104] #t~switch4 := #t~switch4 || 3bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L105] COND TRUE 3bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L106] CALL call #t~ret11 := misc_release(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L34-L43] COND FALSE !(0bv32 != ~open_called~0) VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L41] CALL call mutex_lock(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L16] COND TRUE 1bv32 == ~ldv_mutex~0 VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L17] ~ldv_mutex~0 := 2bv32; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L41] RET call mutex_lock(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L42] CALL call mutex_lock(); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L16] COND FALSE !(1bv32 == ~ldv_mutex~0) VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L16] CALL call __blast_assert(); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L4] assert false; VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] CALL call ULTIMATE.init(); VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=0bv32, ~open_called~0=0bv32] [L9] ~ldv_mutex~0 := 1bv32; [L11] ~open_called~0 := 0bv32; VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] RET call ULTIMATE.init(); VAL [~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] CALL call #t~ret12 := main(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L74] ~ldv_s_misc_fops_file_operations~0 := 0bv32; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L75] CALL call #t~ret1 := my_init(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L69] ~open_called~0 := 0bv32; [L70] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L75] RET call #t~ret1 := my_init(); VAL [#t~ret1=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L75] havoc #t~ret1; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L81] COND TRUE 0bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L82] CALL call #t~ret5 := misc_open(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L57-L63] COND TRUE 0bv32 != #t~nondet0 [L57] havoc #t~nondet0; [L59] #res := 1bv32; VAL [#res=1bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L82] RET call #t~ret5 := misc_open(); VAL [#t~nondet3=0bv32, #t~ret5=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L82] havoc #t~ret5; [L83] #t~post6 := ~ldv_s_misc_fops_file_operations~0; [L83] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post6); [L83] havoc #t~post6; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=1bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L89] COND TRUE 1bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L90] CALL call #t~ret7 := misc_read(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L52] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L90] RET call #t~ret7 := misc_read(); VAL [#t~nondet3=1bv32, #t~ret7=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L90] havoc #t~ret7; [L91] #t~post8 := ~ldv_s_misc_fops_file_operations~0; [L91] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post8); [L91] havoc #t~post8; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L96] #t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L97] COND TRUE 2bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L98] CALL call #t~ret9 := misc_llseek(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L48] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L98] RET call #t~ret9 := misc_llseek(); VAL [#t~nondet3=2bv32, #t~ret9=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L98] havoc #t~ret9; [L99] #t~post10 := ~ldv_s_misc_fops_file_operations~0; [L99] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post10); [L99] havoc #t~post10; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L96] #t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L104] #t~switch4 := #t~switch4 || 3bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L105] COND TRUE 3bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L106] CALL call #t~ret11 := misc_release(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L34-L43] COND FALSE !(0bv32 != ~open_called~0) VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L41] CALL call mutex_lock(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L16] COND TRUE 1bv32 == ~ldv_mutex~0 VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L17] ~ldv_mutex~0 := 2bv32; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L41] RET call mutex_lock(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L42] CALL call mutex_lock(); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L16] COND FALSE !(1bv32 == ~ldv_mutex~0) VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L16] CALL call __blast_assert(); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L4] assert false; VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [?] CALL call ULTIMATE.init(); VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=0bv32, ~open_called~0=0bv32] [L9] ~ldv_mutex~0 := 1bv32; [L11] ~open_called~0 := 0bv32; VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] RET call ULTIMATE.init(); VAL [~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] CALL call #t~ret12 := main(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L74] ~ldv_s_misc_fops_file_operations~0 := 0bv32; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L75] CALL call #t~ret1 := my_init(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L69] ~open_called~0 := 0bv32; [L70] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L75] RET call #t~ret1 := my_init(); VAL [#t~ret1=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L75] havoc #t~ret1; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L81] COND TRUE 0bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L82] CALL call #t~ret5 := misc_open(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L57-L63] COND TRUE 0bv32 != #t~nondet0 [L57] havoc #t~nondet0; [L59] #res := 1bv32; VAL [#res=1bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L82] RET call #t~ret5 := misc_open(); VAL [#t~nondet3=0bv32, #t~ret5=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L82] havoc #t~ret5; [L83] #t~post6 := ~ldv_s_misc_fops_file_operations~0; [L83] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post6); [L83] havoc #t~post6; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=1bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L89] COND TRUE 1bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L90] CALL call #t~ret7 := misc_read(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L52] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L90] RET call #t~ret7 := misc_read(); VAL [#t~nondet3=1bv32, #t~ret7=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L90] havoc #t~ret7; [L91] #t~post8 := ~ldv_s_misc_fops_file_operations~0; [L91] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post8); [L91] havoc #t~post8; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L96] #t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L97] COND TRUE 2bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L98] CALL call #t~ret9 := misc_llseek(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L48] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L98] RET call #t~ret9 := misc_llseek(); VAL [#t~nondet3=2bv32, #t~ret9=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L98] havoc #t~ret9; [L99] #t~post10 := ~ldv_s_misc_fops_file_operations~0; [L99] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post10); [L99] havoc #t~post10; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L96] #t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L104] #t~switch4 := #t~switch4 || 3bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L105] COND TRUE 3bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L106] CALL call #t~ret11 := misc_release(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L34-L43] COND FALSE !(0bv32 != ~open_called~0) VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L41] CALL call mutex_lock(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L16] COND TRUE 1bv32 == ~ldv_mutex~0 VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L17] ~ldv_mutex~0 := 2bv32; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L41] RET call mutex_lock(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L42] CALL call mutex_lock(); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L16] COND FALSE !(1bv32 == ~ldv_mutex~0) VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L16] CALL call __blast_assert(); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L4] assert false; VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] ----- [2018-11-23 11:06:25,765 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-23 11:06:25,766 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-23 11:06:25,770 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-23 11:06:25,770 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-23 11:06:25,771 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-23 11:06:25,771 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-23 11:06:25,775 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-23 11:06:25,776 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-23 11:06:25,776 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-23 11:06:25,777 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-23 11:06:25,777 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-23 11:06:25,778 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-23 11:06:25,778 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-23 11:06:25,782 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] CALL call ULTIMATE.init(); VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=0bv32, ~open_called~0=0bv32] [L9] ~ldv_mutex~0 := 1bv32; [L11] ~open_called~0 := 0bv32; VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] RET call ULTIMATE.init(); VAL [~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] CALL call #t~ret12 := main(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L74] ~ldv_s_misc_fops_file_operations~0 := 0bv32; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L75] CALL call #t~ret1 := my_init(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L69] ~open_called~0 := 0bv32; [L70] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L75] RET call #t~ret1 := my_init(); VAL [#t~ret1=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L75] havoc #t~ret1; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L81] COND TRUE 0bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L82] CALL call #t~ret5 := misc_open(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L57-L63] COND TRUE 0bv32 != #t~nondet0 [L57] havoc #t~nondet0; [L59] #res := 1bv32; VAL [#res=1bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L82] RET call #t~ret5 := misc_open(); VAL [#t~nondet3=0bv32, #t~ret5=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L82] havoc #t~ret5; [L83] #t~post6 := ~ldv_s_misc_fops_file_operations~0; [L83] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post6); [L83] havoc #t~post6; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=1bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L89] COND TRUE 1bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L90] CALL call #t~ret7 := misc_read(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L52] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L90] RET call #t~ret7 := misc_read(); VAL [#t~nondet3=1bv32, #t~ret7=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L90] havoc #t~ret7; [L91] #t~post8 := ~ldv_s_misc_fops_file_operations~0; [L91] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post8); [L91] havoc #t~post8; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L96] #t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L97] COND TRUE 2bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L98] CALL call #t~ret9 := misc_llseek(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L48] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L98] RET call #t~ret9 := misc_llseek(); VAL [#t~nondet3=2bv32, #t~ret9=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L98] havoc #t~ret9; [L99] #t~post10 := ~ldv_s_misc_fops_file_operations~0; [L99] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post10); [L99] havoc #t~post10; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L96] #t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L104] #t~switch4 := #t~switch4 || 3bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L105] COND TRUE 3bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L106] CALL call #t~ret11 := misc_release(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L34-L43] COND FALSE !(0bv32 != ~open_called~0) VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L41] CALL call mutex_lock(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L16] COND TRUE 1bv32 == ~ldv_mutex~0 VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L17] ~ldv_mutex~0 := 2bv32; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L41] RET call mutex_lock(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L42] CALL call mutex_lock(); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L16] COND FALSE !(1bv32 == ~ldv_mutex~0) VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L16] CALL call __blast_assert(); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L4] assert false; VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L9] int ldv_mutex = 1; [L11] int open_called = 0; VAL [\old(ldv_mutex)=0, \old(open_called)=0, ldv_mutex=1, open_called=0] [L74] int ldv_s_misc_fops_file_operations = 0; VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, ldv_s_misc_fops_file_operations=0, open_called=0] [L75] CALL my_init() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, open_called=0] [L69] open_called = 0 [L70] return 0; VAL [\old(ldv_mutex)=1, \old(open_called)=0, \result=0, ldv_mutex=1, open_called=0] [L75] RET my_init() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, ldv_s_misc_fops_file_operations=0, my_init()=0, open_called=0] [L76] COND TRUE __VERIFIER_nondet_int() [L80] case 0: VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=0, ldv_mutex=1, ldv_s_misc_fops_file_operations=0, open_called=0] [L81] COND TRUE ldv_s_misc_fops_file_operations==0 VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=0, ldv_mutex=1, ldv_s_misc_fops_file_operations=0, open_called=0] [L82] CALL misc_open() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, open_called=0] [L57] COND TRUE __VERIFIER_nondet_int() [L59] return 1; VAL [\old(ldv_mutex)=1, \old(open_called)=0, \result=1, ldv_mutex=1, open_called=0] [L82] RET misc_open() VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=0, ldv_mutex=1, ldv_s_misc_fops_file_operations=0, misc_open()=1, open_called=0] [L83] ldv_s_misc_fops_file_operations++ VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=0, ldv_mutex=1, ldv_s_misc_fops_file_operations=1, open_called=0] [L76] COND TRUE __VERIFIER_nondet_int() [L80] case 0: [L88] case 1: VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=1, ldv_mutex=1, ldv_s_misc_fops_file_operations=1, open_called=0] [L89] COND TRUE ldv_s_misc_fops_file_operations==1 VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=1, ldv_mutex=1, ldv_s_misc_fops_file_operations=1, open_called=0] [L90] CALL misc_read() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, open_called=0] [L52] return 0; VAL [\old(ldv_mutex)=1, \old(open_called)=0, \result=0, ldv_mutex=1, open_called=0] [L90] RET misc_read() VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=1, ldv_mutex=1, ldv_s_misc_fops_file_operations=1, misc_read()=0, open_called=0] [L91] ldv_s_misc_fops_file_operations++ VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=1, ldv_mutex=1, ldv_s_misc_fops_file_operations=2, open_called=0] [L76] COND TRUE __VERIFIER_nondet_int() [L80] case 0: [L88] case 1: [L96] case 2: VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=2, ldv_mutex=1, ldv_s_misc_fops_file_operations=2, open_called=0] [L97] COND TRUE ldv_s_misc_fops_file_operations==2 VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=2, ldv_mutex=1, ldv_s_misc_fops_file_operations=2, open_called=0] [L98] CALL misc_llseek() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, open_called=0] [L48] return 0; VAL [\old(ldv_mutex)=1, \old(open_called)=0, \result=0, ldv_mutex=1, open_called=0] [L98] RET misc_llseek() VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=2, ldv_mutex=1, ldv_s_misc_fops_file_operations=2, misc_llseek()=0, open_called=0] [L99] ldv_s_misc_fops_file_operations++ VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=2, ldv_mutex=1, ldv_s_misc_fops_file_operations=3, open_called=0] [L76] COND TRUE __VERIFIER_nondet_int() [L80] case 0: [L88] case 1: [L96] case 2: [L104] case 3: VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=3, ldv_mutex=1, ldv_s_misc_fops_file_operations=3, open_called=0] [L105] COND TRUE ldv_s_misc_fops_file_operations==3 VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=3, ldv_mutex=1, ldv_s_misc_fops_file_operations=3, open_called=0] [L106] CALL misc_release() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, open_called=0] [L34] COND FALSE !(\read(open_called)) VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, open_called=0] [L41] CALL mutex_lock() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, open_called=0] [L16] (ldv_mutex == 1) ? 0 : __blast_assert() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, open_called=0] [L17] ldv_mutex = 2 VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=2, open_called=0] [L41] RET mutex_lock() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=2, open_called=0] [L42] CALL mutex_lock() VAL [\old(ldv_mutex)=2, \old(open_called)=0, ldv_mutex=2, open_called=0] [L16] (ldv_mutex == 1) ? 0 : __blast_assert() VAL [\old(ldv_mutex)=2, \old(open_called)=0, ldv_mutex=2, open_called=0] [L16] CALL __blast_assert() VAL [\old(ldv_mutex)=2, \old(open_called)=0, ldv_mutex=2, open_called=0] [L4] __VERIFIER_error() VAL [\old(ldv_mutex)=2, \old(open_called)=0, ldv_mutex=2, open_called=0] ----- [2018-11-23 11:06:25,823 WARN L170 areAnnotationChecker]: mutex_unlockENTRY has no Hoare annotation [2018-11-23 11:06:25,823 WARN L170 areAnnotationChecker]: mutex_unlockENTRY has no Hoare annotation [2018-11-23 11:06:25,823 WARN L170 areAnnotationChecker]: misc_readENTRY has no Hoare annotation [2018-11-23 11:06:25,823 WARN L170 areAnnotationChecker]: misc_releaseENTRY has no Hoare annotation [2018-11-23 11:06:25,823 WARN L170 areAnnotationChecker]: misc_releaseENTRY has no Hoare annotation [2018-11-23 11:06:25,824 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2018-11-23 11:06:25,824 WARN L170 areAnnotationChecker]: misc_openENTRY has no Hoare annotation [2018-11-23 11:06:25,825 WARN L170 areAnnotationChecker]: misc_openENTRY has no Hoare annotation [2018-11-23 11:06:25,825 WARN L170 areAnnotationChecker]: mutex_lockENTRY has no Hoare annotation [2018-11-23 11:06:25,825 WARN L170 areAnnotationChecker]: mutex_lockENTRY has no Hoare annotation [2018-11-23 11:06:25,825 WARN L170 areAnnotationChecker]: check_final_stateENTRY has no Hoare annotation [2018-11-23 11:06:25,825 WARN L170 areAnnotationChecker]: check_final_stateENTRY has no Hoare annotation [2018-11-23 11:06:25,825 WARN L170 areAnnotationChecker]: __blast_assertENTRY has no Hoare annotation [2018-11-23 11:06:25,826 WARN L170 areAnnotationChecker]: __blast_assertENTRY has no Hoare annotation [2018-11-23 11:06:25,826 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2018-11-23 11:06:25,826 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2018-11-23 11:06:25,826 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2018-11-23 11:06:25,826 WARN L170 areAnnotationChecker]: my_initENTRY has no Hoare annotation [2018-11-23 11:06:25,826 WARN L170 areAnnotationChecker]: misc_llseekENTRY has no Hoare annotation [2018-11-23 11:06:25,826 WARN L170 areAnnotationChecker]: L22-2 has no Hoare annotation [2018-11-23 11:06:25,826 WARN L170 areAnnotationChecker]: L22-1 has no Hoare annotation [2018-11-23 11:06:25,827 WARN L170 areAnnotationChecker]: L22-1 has no Hoare annotation [2018-11-23 11:06:25,827 WARN L170 areAnnotationChecker]: misc_readFINAL has no Hoare annotation [2018-11-23 11:06:25,827 WARN L170 areAnnotationChecker]: L36 has no Hoare annotation [2018-11-23 11:06:25,827 WARN L170 areAnnotationChecker]: L36 has no Hoare annotation [2018-11-23 11:06:25,827 WARN L170 areAnnotationChecker]: L41 has no Hoare annotation [2018-11-23 11:06:25,827 WARN L170 areAnnotationChecker]: L41 has no Hoare annotation [2018-11-23 11:06:25,827 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2018-11-23 11:06:25,828 WARN L170 areAnnotationChecker]: misc_openFINAL has no Hoare annotation [2018-11-23 11:06:25,833 WARN L170 areAnnotationChecker]: L16-2 has no Hoare annotation [2018-11-23 11:06:25,833 WARN L170 areAnnotationChecker]: L16-1 has no Hoare annotation [2018-11-23 11:06:25,833 WARN L170 areAnnotationChecker]: L16-1 has no Hoare annotation [2018-11-23 11:06:25,833 WARN L170 areAnnotationChecker]: L28-2 has no Hoare annotation [2018-11-23 11:06:25,833 WARN L170 areAnnotationChecker]: L28-1 has no Hoare annotation [2018-11-23 11:06:25,834 WARN L170 areAnnotationChecker]: L28-1 has no Hoare annotation [2018-11-23 11:06:25,834 WARN L170 areAnnotationChecker]: __blast_assertFINAL has no Hoare annotation [2018-11-23 11:06:25,834 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2018-11-23 11:06:25,834 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2018-11-23 11:06:25,834 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2018-11-23 11:06:25,834 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2018-11-23 11:06:25,834 WARN L170 areAnnotationChecker]: my_initFINAL has no Hoare annotation [2018-11-23 11:06:25,835 WARN L170 areAnnotationChecker]: misc_llseekFINAL has no Hoare annotation [2018-11-23 11:06:25,835 WARN L170 areAnnotationChecker]: mutex_unlockFINAL has no Hoare annotation [2018-11-23 11:06:25,859 WARN L170 areAnnotationChecker]: misc_readEXIT has no Hoare annotation [2018-11-23 11:06:25,859 WARN L170 areAnnotationChecker]: L36-1 has no Hoare annotation [2018-11-23 11:06:25,859 WARN L170 areAnnotationChecker]: L36-1 has no Hoare annotation [2018-11-23 11:06:25,860 WARN L170 areAnnotationChecker]: L41-1 has no Hoare annotation [2018-11-23 11:06:25,860 WARN L170 areAnnotationChecker]: L41-1 has no Hoare annotation [2018-11-23 11:06:25,860 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2018-11-23 11:06:25,860 WARN L170 areAnnotationChecker]: misc_openEXIT has no Hoare annotation [2018-11-23 11:06:25,860 WARN L170 areAnnotationChecker]: mutex_lockFINAL has no Hoare annotation [2018-11-23 11:06:25,860 WARN L170 areAnnotationChecker]: check_final_stateEXIT has no Hoare annotation [2018-11-23 11:06:25,860 WARN L170 areAnnotationChecker]: __blast_assertEXIT has no Hoare annotation [2018-11-23 11:06:25,860 WARN L170 areAnnotationChecker]: __blast_assertEXIT has no Hoare annotation [2018-11-23 11:06:25,861 WARN L170 areAnnotationChecker]: __blast_assertEXIT has no Hoare annotation [2018-11-23 11:06:25,863 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2018-11-23 11:06:25,863 WARN L170 areAnnotationChecker]: L75-1 has no Hoare annotation [2018-11-23 11:06:25,863 WARN L170 areAnnotationChecker]: my_initEXIT has no Hoare annotation [2018-11-23 11:06:25,863 WARN L170 areAnnotationChecker]: misc_llseekEXIT has no Hoare annotation [2018-11-23 11:06:25,863 WARN L170 areAnnotationChecker]: mutex_unlockEXIT has no Hoare annotation [2018-11-23 11:06:25,863 WARN L170 areAnnotationChecker]: L90-1 has no Hoare annotation [2018-11-23 11:06:25,864 WARN L170 areAnnotationChecker]: L37 has no Hoare annotation [2018-11-23 11:06:25,864 WARN L170 areAnnotationChecker]: L42 has no Hoare annotation [2018-11-23 11:06:25,864 WARN L170 areAnnotationChecker]: L82-1 has no Hoare annotation [2018-11-23 11:06:25,864 WARN L170 areAnnotationChecker]: mutex_lockEXIT has no Hoare annotation [2018-11-23 11:06:25,864 WARN L170 areAnnotationChecker]: mutex_lockEXIT has no Hoare annotation [2018-11-23 11:06:25,864 WARN L170 areAnnotationChecker]: mutex_lockEXIT has no Hoare annotation [2018-11-23 11:06:25,864 WARN L170 areAnnotationChecker]: L115 has no Hoare annotation [2018-11-23 11:06:25,864 WARN L170 areAnnotationChecker]: L76-2 has no Hoare annotation [2018-11-23 11:06:25,864 WARN L170 areAnnotationChecker]: L76-2 has no Hoare annotation [2018-11-23 11:06:25,865 WARN L170 areAnnotationChecker]: L76-2 has no Hoare annotation [2018-11-23 11:06:25,865 WARN L170 areAnnotationChecker]: L98-1 has no Hoare annotation [2018-11-23 11:06:25,865 WARN L170 areAnnotationChecker]: L78 has no Hoare annotation [2018-11-23 11:06:25,865 WARN L170 areAnnotationChecker]: misc_releaseFINAL has no Hoare annotation [2018-11-23 11:06:25,865 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2018-11-23 11:06:25,865 WARN L170 areAnnotationChecker]: L76-3 has no Hoare annotation [2018-11-23 11:06:25,865 WARN L170 areAnnotationChecker]: L76-3 has no Hoare annotation [2018-11-23 11:06:25,865 WARN L170 areAnnotationChecker]: L80 has no Hoare annotation [2018-11-23 11:06:25,865 WARN L170 areAnnotationChecker]: L80 has no Hoare annotation [2018-11-23 11:06:25,865 WARN L170 areAnnotationChecker]: misc_releaseEXIT has no Hoare annotation [2018-11-23 11:06:25,870 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2018-11-23 11:06:25,870 WARN L170 areAnnotationChecker]: L81 has no Hoare annotation [2018-11-23 11:06:25,870 WARN L170 areAnnotationChecker]: L81 has no Hoare annotation [2018-11-23 11:06:25,870 WARN L170 areAnnotationChecker]: L88 has no Hoare annotation [2018-11-23 11:06:25,870 WARN L170 areAnnotationChecker]: L88 has no Hoare annotation [2018-11-23 11:06:25,870 WARN L170 areAnnotationChecker]: L106-1 has no Hoare annotation [2018-11-23 11:06:25,870 WARN L170 areAnnotationChecker]: L82 has no Hoare annotation [2018-11-23 11:06:25,871 WARN L170 areAnnotationChecker]: L82 has no Hoare annotation [2018-11-23 11:06:25,871 WARN L170 areAnnotationChecker]: L89 has no Hoare annotation [2018-11-23 11:06:25,871 WARN L170 areAnnotationChecker]: L89 has no Hoare annotation [2018-11-23 11:06:25,871 WARN L170 areAnnotationChecker]: L96 has no Hoare annotation [2018-11-23 11:06:25,871 WARN L170 areAnnotationChecker]: L96 has no Hoare annotation [2018-11-23 11:06:25,871 WARN L170 areAnnotationChecker]: L90 has no Hoare annotation [2018-11-23 11:06:25,871 WARN L170 areAnnotationChecker]: L90 has no Hoare annotation [2018-11-23 11:06:25,871 WARN L170 areAnnotationChecker]: L97 has no Hoare annotation [2018-11-23 11:06:25,871 WARN L170 areAnnotationChecker]: L97 has no Hoare annotation [2018-11-23 11:06:25,872 WARN L170 areAnnotationChecker]: L104 has no Hoare annotation [2018-11-23 11:06:25,875 WARN L170 areAnnotationChecker]: L104 has no Hoare annotation [2018-11-23 11:06:25,875 WARN L170 areAnnotationChecker]: L98 has no Hoare annotation [2018-11-23 11:06:25,875 WARN L170 areAnnotationChecker]: L98 has no Hoare annotation [2018-11-23 11:06:25,875 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2018-11-23 11:06:25,875 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2018-11-23 11:06:25,875 WARN L170 areAnnotationChecker]: L112 has no Hoare annotation [2018-11-23 11:06:25,876 WARN L170 areAnnotationChecker]: L112 has no Hoare annotation [2018-11-23 11:06:25,876 WARN L170 areAnnotationChecker]: L106 has no Hoare annotation [2018-11-23 11:06:25,876 WARN L170 areAnnotationChecker]: L106 has no Hoare annotation [2018-11-23 11:06:25,876 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2018-11-23 11:06:25,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 11:06:25 BoogieIcfgContainer [2018-11-23 11:06:25,882 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 11:06:25,883 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 11:06:25,883 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 11:06:25,883 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 11:06:25,884 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:06:18" (3/4) ... [2018-11-23 11:06:25,886 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] CALL call ULTIMATE.init(); VAL [|old(~ldv_mutex~0)|=(_ bv0 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv0 32), ~open_called~0=(_ bv0 32)] [?] ~ldv_mutex~0 := 1bv32;~open_called~0 := 0bv32; VAL [|old(~ldv_mutex~0)|=(_ bv0 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume true; VAL [|old(~ldv_mutex~0)|=(_ bv0 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] RET #150#return; VAL [~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] CALL call #t~ret12 := main(); VAL [|old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] ~ldv_s_misc_fops_file_operations~0 := 0bv32; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv0 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] CALL call #t~ret1 := my_init(); VAL [|old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] ~open_called~0 := 0bv32;#res := 0bv32; VAL [|my_init_#res|=(_ bv0 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume true; VAL [|my_init_#res|=(_ bv0 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] RET #154#return; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv0 32), |main_#t~ret1|=(_ bv0 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] havoc #t~ret1; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv0 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume !!(0bv32 != #t~nondet2);havoc #t~nondet2;#t~switch4 := 0bv32 == #t~nondet3; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv0 32), |main_#t~nondet3|=(_ bv0 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume #t~switch4; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv0 32), |main_#t~nondet3|=(_ bv0 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume 0bv32 == ~ldv_s_misc_fops_file_operations~0; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv0 32), |main_#t~nondet3|=(_ bv0 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] CALL call #t~ret5 := misc_open(); VAL [|old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume 0bv32 != #t~nondet0;havoc #t~nondet0;#res := 1bv32; VAL [|misc_open_#res|=(_ bv1 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume true; VAL [|misc_open_#res|=(_ bv1 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] RET #156#return; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv0 32), |main_#t~nondet3|=(_ bv0 32), |main_#t~ret5|=(_ bv1 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] havoc #t~ret5;#t~post6 := ~ldv_s_misc_fops_file_operations~0;~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post6);havoc #t~post6; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv1 32), |main_#t~nondet3|=(_ bv0 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] havoc #t~nondet3;havoc #t~switch4; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv1 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume !!(0bv32 != #t~nondet2);havoc #t~nondet2;#t~switch4 := 0bv32 == #t~nondet3; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv1 32), |main_#t~nondet3|=(_ bv1 32), |main_#t~switch4|=false, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume !#t~switch4;#t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv1 32), |main_#t~nondet3|=(_ bv1 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume #t~switch4; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv1 32), |main_#t~nondet3|=(_ bv1 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume 1bv32 == ~ldv_s_misc_fops_file_operations~0; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv1 32), |main_#t~nondet3|=(_ bv1 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] CALL call #t~ret7 := misc_read(); VAL [|old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] #res := 0bv32; VAL [|misc_read_#res|=(_ bv0 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume true; VAL [|misc_read_#res|=(_ bv0 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] RET #158#return; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv1 32), |main_#t~nondet3|=(_ bv1 32), |main_#t~ret7|=(_ bv0 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] havoc #t~ret7;#t~post8 := ~ldv_s_misc_fops_file_operations~0;~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post8);havoc #t~post8; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv2 32), |main_#t~nondet3|=(_ bv1 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] havoc #t~nondet3;havoc #t~switch4; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv2 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume !!(0bv32 != #t~nondet2);havoc #t~nondet2;#t~switch4 := 0bv32 == #t~nondet3; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv2 32), |main_#t~nondet3|=(_ bv2 32), |main_#t~switch4|=false, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume !#t~switch4;#t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv2 32), |main_#t~nondet3|=(_ bv2 32), |main_#t~switch4|=false, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume !#t~switch4;#t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv2 32), |main_#t~nondet3|=(_ bv2 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume #t~switch4; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv2 32), |main_#t~nondet3|=(_ bv2 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume 2bv32 == ~ldv_s_misc_fops_file_operations~0; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv2 32), |main_#t~nondet3|=(_ bv2 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] CALL call #t~ret9 := misc_llseek(); VAL [|old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] #res := 0bv32; VAL [|misc_llseek_#res|=(_ bv0 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume true; VAL [|misc_llseek_#res|=(_ bv0 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] RET #160#return; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv2 32), |main_#t~nondet3|=(_ bv2 32), |main_#t~ret9|=(_ bv0 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] havoc #t~ret9;#t~post10 := ~ldv_s_misc_fops_file_operations~0;~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post10);havoc #t~post10; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv3 32), |main_#t~nondet3|=(_ bv2 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] havoc #t~nondet3;havoc #t~switch4; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv3 32), |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume !!(0bv32 != #t~nondet2);havoc #t~nondet2;#t~switch4 := 0bv32 == #t~nondet3; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv3 32), |main_#t~nondet3|=(_ bv3 32), |main_#t~switch4|=false, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume !#t~switch4;#t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv3 32), |main_#t~nondet3|=(_ bv3 32), |main_#t~switch4|=false, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume !#t~switch4;#t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv3 32), |main_#t~nondet3|=(_ bv3 32), |main_#t~switch4|=false, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume !#t~switch4;#t~switch4 := #t~switch4 || 3bv32 == #t~nondet3; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv3 32), |main_#t~nondet3|=(_ bv3 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume #t~switch4; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv3 32), |main_#t~nondet3|=(_ bv3 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume 3bv32 == ~ldv_s_misc_fops_file_operations~0; VAL [main_~ldv_s_misc_fops_file_operations~0=(_ bv3 32), |main_#t~nondet3|=(_ bv3 32), |main_#t~switch4|=true, |old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] CALL call #t~ret11 := misc_release(); VAL [|old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume !(0bv32 != ~open_called~0); VAL [|old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] CALL call mutex_lock(); VAL [|old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] assume 1bv32 == ~ldv_mutex~0; VAL [|old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv1 32), ~open_called~0=(_ bv0 32)] [?] ~ldv_mutex~0 := 2bv32; VAL [|old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv2 32), ~open_called~0=(_ bv0 32)] [?] assume true; VAL [|old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv2 32), ~open_called~0=(_ bv0 32)] [?] RET #142#return; VAL [|old(~ldv_mutex~0)|=(_ bv1 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv2 32), ~open_called~0=(_ bv0 32)] [?] CALL call mutex_lock(); VAL [|old(~ldv_mutex~0)|=(_ bv2 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv2 32), ~open_called~0=(_ bv0 32)] [?] assume !(1bv32 == ~ldv_mutex~0); VAL [|old(~ldv_mutex~0)|=(_ bv2 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv2 32), ~open_called~0=(_ bv0 32)] [?] CALL call __blast_assert(); VAL [|old(~ldv_mutex~0)|=(_ bv2 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv2 32), ~open_called~0=(_ bv0 32)] [?] assume !false; VAL [|old(~ldv_mutex~0)|=(_ bv2 32), |old(~open_called~0)|=(_ bv0 32), ~ldv_mutex~0=(_ bv2 32), ~open_called~0=(_ bv0 32)] [?] CALL call ULTIMATE.init(); VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=0bv32, ~open_called~0=0bv32] [L9] ~ldv_mutex~0 := 1bv32; [L11] ~open_called~0 := 0bv32; VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] ensures true; VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] RET call ULTIMATE.init(); VAL [~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] CALL call #t~ret12 := main(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L74] ~ldv_s_misc_fops_file_operations~0 := 0bv32; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L75] CALL call #t~ret1 := my_init(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L69] ~open_called~0 := 0bv32; [L70] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L66-L71] ensures true; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L75] RET call #t~ret1 := my_init(); VAL [#t~ret1=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L75] havoc #t~ret1; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L76-L114] assume !!(0bv32 != #t~nondet2); [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L80] assume #t~switch4; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L81-L84] assume 0bv32 == ~ldv_s_misc_fops_file_operations~0; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L82] CALL call #t~ret5 := misc_open(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L57-L63] assume 0bv32 != #t~nondet0; [L57] havoc #t~nondet0; [L59] #res := 1bv32; VAL [#res=1bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L55-L64] ensures true; VAL [#res=1bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L82] RET call #t~ret5 := misc_open(); VAL [#t~nondet3=0bv32, #t~ret5=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L82] havoc #t~ret5; [L83] #t~post6 := ~ldv_s_misc_fops_file_operations~0; [L83] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post6); [L83] havoc #t~post6; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L76-L114] assume !!(0bv32 != #t~nondet2); [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=1bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L80] assume !#t~switch4; [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L88] assume #t~switch4; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L89-L92] assume 1bv32 == ~ldv_s_misc_fops_file_operations~0; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L90] CALL call #t~ret7 := misc_read(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L52] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L51-L53] ensures true; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L90] RET call #t~ret7 := misc_read(); VAL [#t~nondet3=1bv32, #t~ret7=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L90] havoc #t~ret7; [L91] #t~post8 := ~ldv_s_misc_fops_file_operations~0; [L91] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post8); [L91] havoc #t~post8; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L76-L114] assume !!(0bv32 != #t~nondet2); [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L80] assume !#t~switch4; [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L88] assume !#t~switch4; [L96] #t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L96] assume #t~switch4; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L97-L100] assume 2bv32 == ~ldv_s_misc_fops_file_operations~0; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L98] CALL call #t~ret9 := misc_llseek(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L48] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L47-L49] ensures true; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L98] RET call #t~ret9 := misc_llseek(); VAL [#t~nondet3=2bv32, #t~ret9=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L98] havoc #t~ret9; [L99] #t~post10 := ~ldv_s_misc_fops_file_operations~0; [L99] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post10); [L99] havoc #t~post10; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L76-L114] assume !!(0bv32 != #t~nondet2); [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L80] assume !#t~switch4; [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L88] assume !#t~switch4; [L96] #t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L96] assume !#t~switch4; [L104] #t~switch4 := #t~switch4 || 3bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L104] assume #t~switch4; VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L105-L108] assume 3bv32 == ~ldv_s_misc_fops_file_operations~0; VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L106] CALL call #t~ret11 := misc_release(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L34-L43] assume !(0bv32 != ~open_called~0); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L41] CALL call mutex_lock(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L16] assume 1bv32 == ~ldv_mutex~0; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L17] ~ldv_mutex~0 := 2bv32; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L14-L18] ensures true; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L41] RET call mutex_lock(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L42] CALL call mutex_lock(); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L16] assume !(1bv32 == ~ldv_mutex~0); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L16] CALL call __blast_assert(); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L4] assert false; VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] CALL call ULTIMATE.init(); VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=0bv32, ~open_called~0=0bv32] [L9] ~ldv_mutex~0 := 1bv32; [L11] ~open_called~0 := 0bv32; VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] ensures true; VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] RET call ULTIMATE.init(); VAL [~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] CALL call #t~ret12 := main(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L74] ~ldv_s_misc_fops_file_operations~0 := 0bv32; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L75] CALL call #t~ret1 := my_init(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L69] ~open_called~0 := 0bv32; [L70] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L66-L71] ensures true; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L75] RET call #t~ret1 := my_init(); VAL [#t~ret1=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L75] havoc #t~ret1; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L76-L114] assume !!(0bv32 != #t~nondet2); [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L80] assume #t~switch4; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L81-L84] assume 0bv32 == ~ldv_s_misc_fops_file_operations~0; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L82] CALL call #t~ret5 := misc_open(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L57-L63] assume 0bv32 != #t~nondet0; [L57] havoc #t~nondet0; [L59] #res := 1bv32; VAL [#res=1bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L55-L64] ensures true; VAL [#res=1bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L82] RET call #t~ret5 := misc_open(); VAL [#t~nondet3=0bv32, #t~ret5=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L82] havoc #t~ret5; [L83] #t~post6 := ~ldv_s_misc_fops_file_operations~0; [L83] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post6); [L83] havoc #t~post6; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L76-L114] assume !!(0bv32 != #t~nondet2); [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=1bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L80] assume !#t~switch4; [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L88] assume #t~switch4; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L89-L92] assume 1bv32 == ~ldv_s_misc_fops_file_operations~0; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L90] CALL call #t~ret7 := misc_read(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L52] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L51-L53] ensures true; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L90] RET call #t~ret7 := misc_read(); VAL [#t~nondet3=1bv32, #t~ret7=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L90] havoc #t~ret7; [L91] #t~post8 := ~ldv_s_misc_fops_file_operations~0; [L91] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post8); [L91] havoc #t~post8; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L76-L114] assume !!(0bv32 != #t~nondet2); [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L80] assume !#t~switch4; [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L88] assume !#t~switch4; [L96] #t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L96] assume #t~switch4; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L97-L100] assume 2bv32 == ~ldv_s_misc_fops_file_operations~0; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L98] CALL call #t~ret9 := misc_llseek(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L48] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L47-L49] ensures true; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L98] RET call #t~ret9 := misc_llseek(); VAL [#t~nondet3=2bv32, #t~ret9=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L98] havoc #t~ret9; [L99] #t~post10 := ~ldv_s_misc_fops_file_operations~0; [L99] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post10); [L99] havoc #t~post10; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L76-L114] assume !!(0bv32 != #t~nondet2); [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L80] assume !#t~switch4; [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L88] assume !#t~switch4; [L96] #t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L96] assume !#t~switch4; [L104] #t~switch4 := #t~switch4 || 3bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L104] assume #t~switch4; VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L105-L108] assume 3bv32 == ~ldv_s_misc_fops_file_operations~0; VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L106] CALL call #t~ret11 := misc_release(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L34-L43] assume !(0bv32 != ~open_called~0); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L41] CALL call mutex_lock(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L16] assume 1bv32 == ~ldv_mutex~0; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L17] ~ldv_mutex~0 := 2bv32; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L14-L18] ensures true; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L41] RET call mutex_lock(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L42] CALL call mutex_lock(); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L16] assume !(1bv32 == ~ldv_mutex~0); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L16] CALL call __blast_assert(); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L4] assert false; VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [?] CALL call ULTIMATE.init(); VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=0bv32, ~open_called~0=0bv32] [L9] ~ldv_mutex~0 := 1bv32; [L11] ~open_called~0 := 0bv32; VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] RET call ULTIMATE.init(); VAL [~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] CALL call #t~ret12 := main(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L74] ~ldv_s_misc_fops_file_operations~0 := 0bv32; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L75] CALL call #t~ret1 := my_init(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L69] ~open_called~0 := 0bv32; [L70] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L75] RET call #t~ret1 := my_init(); VAL [#t~ret1=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L75] havoc #t~ret1; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L81] COND TRUE 0bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L82] CALL call #t~ret5 := misc_open(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L57-L63] COND TRUE 0bv32 != #t~nondet0 [L57] havoc #t~nondet0; [L59] #res := 1bv32; VAL [#res=1bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L82] RET call #t~ret5 := misc_open(); VAL [#t~nondet3=0bv32, #t~ret5=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L82] havoc #t~ret5; [L83] #t~post6 := ~ldv_s_misc_fops_file_operations~0; [L83] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post6); [L83] havoc #t~post6; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=1bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L89] COND TRUE 1bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L90] CALL call #t~ret7 := misc_read(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L52] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L90] RET call #t~ret7 := misc_read(); VAL [#t~nondet3=1bv32, #t~ret7=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L90] havoc #t~ret7; [L91] #t~post8 := ~ldv_s_misc_fops_file_operations~0; [L91] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post8); [L91] havoc #t~post8; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L96] #t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L97] COND TRUE 2bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L98] CALL call #t~ret9 := misc_llseek(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L48] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L98] RET call #t~ret9 := misc_llseek(); VAL [#t~nondet3=2bv32, #t~ret9=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L98] havoc #t~ret9; [L99] #t~post10 := ~ldv_s_misc_fops_file_operations~0; [L99] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post10); [L99] havoc #t~post10; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L96] #t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L104] #t~switch4 := #t~switch4 || 3bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L105] COND TRUE 3bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L106] CALL call #t~ret11 := misc_release(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L34-L43] COND FALSE !(0bv32 != ~open_called~0) VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L41] CALL call mutex_lock(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L16] COND TRUE 1bv32 == ~ldv_mutex~0 VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L17] ~ldv_mutex~0 := 2bv32; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L41] RET call mutex_lock(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L42] CALL call mutex_lock(); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L16] COND FALSE !(1bv32 == ~ldv_mutex~0) VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L16] CALL call __blast_assert(); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L4] assert false; VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] CALL call ULTIMATE.init(); VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=0bv32, ~open_called~0=0bv32] [L9] ~ldv_mutex~0 := 1bv32; [L11] ~open_called~0 := 0bv32; VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] RET call ULTIMATE.init(); VAL [~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] CALL call #t~ret12 := main(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L74] ~ldv_s_misc_fops_file_operations~0 := 0bv32; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L75] CALL call #t~ret1 := my_init(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L69] ~open_called~0 := 0bv32; [L70] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L75] RET call #t~ret1 := my_init(); VAL [#t~ret1=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L75] havoc #t~ret1; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L81] COND TRUE 0bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L82] CALL call #t~ret5 := misc_open(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L57-L63] COND TRUE 0bv32 != #t~nondet0 [L57] havoc #t~nondet0; [L59] #res := 1bv32; VAL [#res=1bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L82] RET call #t~ret5 := misc_open(); VAL [#t~nondet3=0bv32, #t~ret5=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L82] havoc #t~ret5; [L83] #t~post6 := ~ldv_s_misc_fops_file_operations~0; [L83] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post6); [L83] havoc #t~post6; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=1bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L89] COND TRUE 1bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L90] CALL call #t~ret7 := misc_read(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L52] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L90] RET call #t~ret7 := misc_read(); VAL [#t~nondet3=1bv32, #t~ret7=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L90] havoc #t~ret7; [L91] #t~post8 := ~ldv_s_misc_fops_file_operations~0; [L91] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post8); [L91] havoc #t~post8; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L96] #t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L97] COND TRUE 2bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L98] CALL call #t~ret9 := misc_llseek(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L48] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L98] RET call #t~ret9 := misc_llseek(); VAL [#t~nondet3=2bv32, #t~ret9=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L98] havoc #t~ret9; [L99] #t~post10 := ~ldv_s_misc_fops_file_operations~0; [L99] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post10); [L99] havoc #t~post10; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L96] #t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L104] #t~switch4 := #t~switch4 || 3bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L105] COND TRUE 3bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L106] CALL call #t~ret11 := misc_release(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L34-L43] COND FALSE !(0bv32 != ~open_called~0) VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L41] CALL call mutex_lock(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L16] COND TRUE 1bv32 == ~ldv_mutex~0 VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L17] ~ldv_mutex~0 := 2bv32; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L41] RET call mutex_lock(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L42] CALL call mutex_lock(); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L16] COND FALSE !(1bv32 == ~ldv_mutex~0) VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L16] CALL call __blast_assert(); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L4] assert false; VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [?] CALL call ULTIMATE.init(); VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=0bv32, ~open_called~0=0bv32] [L9] ~ldv_mutex~0 := 1bv32; [L11] ~open_called~0 := 0bv32; VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] RET call ULTIMATE.init(); VAL [~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] CALL call #t~ret12 := main(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L74] ~ldv_s_misc_fops_file_operations~0 := 0bv32; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L75] CALL call #t~ret1 := my_init(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L69] ~open_called~0 := 0bv32; [L70] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L75] RET call #t~ret1 := my_init(); VAL [#t~ret1=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L75] havoc #t~ret1; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L81] COND TRUE 0bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L82] CALL call #t~ret5 := misc_open(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L57-L63] COND TRUE 0bv32 != #t~nondet0 [L57] havoc #t~nondet0; [L59] #res := 1bv32; VAL [#res=1bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L82] RET call #t~ret5 := misc_open(); VAL [#t~nondet3=0bv32, #t~ret5=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L82] havoc #t~ret5; [L83] #t~post6 := ~ldv_s_misc_fops_file_operations~0; [L83] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post6); [L83] havoc #t~post6; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=1bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L89] COND TRUE 1bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L90] CALL call #t~ret7 := misc_read(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L52] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L90] RET call #t~ret7 := misc_read(); VAL [#t~nondet3=1bv32, #t~ret7=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L90] havoc #t~ret7; [L91] #t~post8 := ~ldv_s_misc_fops_file_operations~0; [L91] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post8); [L91] havoc #t~post8; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L96] #t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L97] COND TRUE 2bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L98] CALL call #t~ret9 := misc_llseek(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L48] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L98] RET call #t~ret9 := misc_llseek(); VAL [#t~nondet3=2bv32, #t~ret9=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L98] havoc #t~ret9; [L99] #t~post10 := ~ldv_s_misc_fops_file_operations~0; [L99] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post10); [L99] havoc #t~post10; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L96] #t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L104] #t~switch4 := #t~switch4 || 3bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L105] COND TRUE 3bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L106] CALL call #t~ret11 := misc_release(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L34-L43] COND FALSE !(0bv32 != ~open_called~0) VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L41] CALL call mutex_lock(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L16] COND TRUE 1bv32 == ~ldv_mutex~0 VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L17] ~ldv_mutex~0 := 2bv32; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L41] RET call mutex_lock(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L42] CALL call mutex_lock(); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L16] COND FALSE !(1bv32 == ~ldv_mutex~0) VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L16] CALL call __blast_assert(); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L4] assert false; VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] ----- [2018-11-23 11:06:25,964 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-23 11:06:25,964 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-23 11:06:25,965 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-23 11:06:25,965 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-23 11:06:25,968 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-23 11:06:25,968 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-23 11:06:25,968 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-23 11:06:25,973 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-23 11:06:25,973 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-23 11:06:25,974 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-23 11:06:25,974 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-23 11:06:25,974 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-23 11:06:25,975 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-23 11:06:25,975 WARN L1272 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] CALL call ULTIMATE.init(); VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=0bv32, ~open_called~0=0bv32] [L9] ~ldv_mutex~0 := 1bv32; [L11] ~open_called~0 := 0bv32; VAL [old(~ldv_mutex~0)=0bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] RET call ULTIMATE.init(); VAL [~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [?] CALL call #t~ret12 := main(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L74] ~ldv_s_misc_fops_file_operations~0 := 0bv32; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L75] CALL call #t~ret1 := my_init(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L69] ~open_called~0 := 0bv32; [L70] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L75] RET call #t~ret1 := my_init(); VAL [#t~ret1=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L75] havoc #t~ret1; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L81] COND TRUE 0bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L82] CALL call #t~ret5 := misc_open(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L57-L63] COND TRUE 0bv32 != #t~nondet0 [L57] havoc #t~nondet0; [L59] #res := 1bv32; VAL [#res=1bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L82] RET call #t~ret5 := misc_open(); VAL [#t~nondet3=0bv32, #t~ret5=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=0bv32, ~open_called~0=0bv32] [L82] havoc #t~ret5; [L83] #t~post6 := ~ldv_s_misc_fops_file_operations~0; [L83] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post6); [L83] havoc #t~post6; VAL [#t~nondet3=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=1bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L89] COND TRUE 1bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L90] CALL call #t~ret7 := misc_read(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L52] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L90] RET call #t~ret7 := misc_read(); VAL [#t~nondet3=1bv32, #t~ret7=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=1bv32, ~open_called~0=0bv32] [L90] havoc #t~ret7; [L91] #t~post8 := ~ldv_s_misc_fops_file_operations~0; [L91] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post8); [L91] havoc #t~post8; VAL [#t~nondet3=1bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L96] #t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L97] COND TRUE 2bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L98] CALL call #t~ret9 := misc_llseek(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L48] #res := 0bv32; VAL [#res=0bv32, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L98] RET call #t~ret9 := misc_llseek(); VAL [#t~nondet3=2bv32, #t~ret9=0bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=2bv32, ~open_called~0=0bv32] [L98] havoc #t~ret9; [L99] #t~post10 := ~ldv_s_misc_fops_file_operations~0; [L99] ~ldv_s_misc_fops_file_operations~0 := ~bvadd32(1bv32, #t~post10); [L99] havoc #t~post10; VAL [#t~nondet3=2bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78] havoc #t~nondet3; [L78-L113] havoc #t~switch4; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L76-L114] COND FALSE !(!(0bv32 != #t~nondet2)) [L76] havoc #t~nondet2; [L80] #t~switch4 := 0bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L88] #t~switch4 := #t~switch4 || 1bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L96] #t~switch4 := #t~switch4 || 2bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=false, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND FALSE !(#t~switch4) [L104] #t~switch4 := #t~switch4 || 3bv32 == #t~nondet3; VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L78-L113] COND TRUE #t~switch4 VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L105] COND TRUE 3bv32 == ~ldv_s_misc_fops_file_operations~0 VAL [#t~nondet3=3bv32, #t~switch4=true, old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~ldv_s_misc_fops_file_operations~0=3bv32, ~open_called~0=0bv32] [L106] CALL call #t~ret11 := misc_release(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L34-L43] COND FALSE !(0bv32 != ~open_called~0) VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L41] CALL call mutex_lock(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L16] COND TRUE 1bv32 == ~ldv_mutex~0 VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=1bv32, ~open_called~0=0bv32] [L17] ~ldv_mutex~0 := 2bv32; VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L41] RET call mutex_lock(); VAL [old(~ldv_mutex~0)=1bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L42] CALL call mutex_lock(); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L16] COND FALSE !(1bv32 == ~ldv_mutex~0) VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L16] CALL call __blast_assert(); VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L4] assert false; VAL [old(~ldv_mutex~0)=2bv32, old(~open_called~0)=0bv32, ~ldv_mutex~0=2bv32, ~open_called~0=0bv32] [L9] int ldv_mutex = 1; [L11] int open_called = 0; VAL [\old(ldv_mutex)=0, \old(open_called)=0, ldv_mutex=1, open_called=0] [L74] int ldv_s_misc_fops_file_operations = 0; VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, ldv_s_misc_fops_file_operations=0, open_called=0] [L75] CALL my_init() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, open_called=0] [L69] open_called = 0 [L70] return 0; VAL [\old(ldv_mutex)=1, \old(open_called)=0, \result=0, ldv_mutex=1, open_called=0] [L75] RET my_init() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, ldv_s_misc_fops_file_operations=0, my_init()=0, open_called=0] [L76] COND TRUE __VERIFIER_nondet_int() [L80] case 0: VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=0, ldv_mutex=1, ldv_s_misc_fops_file_operations=0, open_called=0] [L81] COND TRUE ldv_s_misc_fops_file_operations==0 VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=0, ldv_mutex=1, ldv_s_misc_fops_file_operations=0, open_called=0] [L82] CALL misc_open() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, open_called=0] [L57] COND TRUE __VERIFIER_nondet_int() [L59] return 1; VAL [\old(ldv_mutex)=1, \old(open_called)=0, \result=1, ldv_mutex=1, open_called=0] [L82] RET misc_open() VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=0, ldv_mutex=1, ldv_s_misc_fops_file_operations=0, misc_open()=1, open_called=0] [L83] ldv_s_misc_fops_file_operations++ VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=0, ldv_mutex=1, ldv_s_misc_fops_file_operations=1, open_called=0] [L76] COND TRUE __VERIFIER_nondet_int() [L80] case 0: [L88] case 1: VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=1, ldv_mutex=1, ldv_s_misc_fops_file_operations=1, open_called=0] [L89] COND TRUE ldv_s_misc_fops_file_operations==1 VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=1, ldv_mutex=1, ldv_s_misc_fops_file_operations=1, open_called=0] [L90] CALL misc_read() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, open_called=0] [L52] return 0; VAL [\old(ldv_mutex)=1, \old(open_called)=0, \result=0, ldv_mutex=1, open_called=0] [L90] RET misc_read() VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=1, ldv_mutex=1, ldv_s_misc_fops_file_operations=1, misc_read()=0, open_called=0] [L91] ldv_s_misc_fops_file_operations++ VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=1, ldv_mutex=1, ldv_s_misc_fops_file_operations=2, open_called=0] [L76] COND TRUE __VERIFIER_nondet_int() [L80] case 0: [L88] case 1: [L96] case 2: VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=2, ldv_mutex=1, ldv_s_misc_fops_file_operations=2, open_called=0] [L97] COND TRUE ldv_s_misc_fops_file_operations==2 VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=2, ldv_mutex=1, ldv_s_misc_fops_file_operations=2, open_called=0] [L98] CALL misc_llseek() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, open_called=0] [L48] return 0; VAL [\old(ldv_mutex)=1, \old(open_called)=0, \result=0, ldv_mutex=1, open_called=0] [L98] RET misc_llseek() VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=2, ldv_mutex=1, ldv_s_misc_fops_file_operations=2, misc_llseek()=0, open_called=0] [L99] ldv_s_misc_fops_file_operations++ VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=2, ldv_mutex=1, ldv_s_misc_fops_file_operations=3, open_called=0] [L76] COND TRUE __VERIFIER_nondet_int() [L80] case 0: [L88] case 1: [L96] case 2: [L104] case 3: VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=3, ldv_mutex=1, ldv_s_misc_fops_file_operations=3, open_called=0] [L105] COND TRUE ldv_s_misc_fops_file_operations==3 VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=3, ldv_mutex=1, ldv_s_misc_fops_file_operations=3, open_called=0] [L106] CALL misc_release() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, open_called=0] [L34] COND FALSE !(\read(open_called)) VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, open_called=0] [L41] CALL mutex_lock() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, open_called=0] [L16] (ldv_mutex == 1) ? 0 : __blast_assert() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, open_called=0] [L17] ldv_mutex = 2 VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=2, open_called=0] [L41] RET mutex_lock() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=2, open_called=0] [L42] CALL mutex_lock() VAL [\old(ldv_mutex)=2, \old(open_called)=0, ldv_mutex=2, open_called=0] [L16] (ldv_mutex == 1) ? 0 : __blast_assert() VAL [\old(ldv_mutex)=2, \old(open_called)=0, ldv_mutex=2, open_called=0] [L16] CALL __blast_assert() VAL [\old(ldv_mutex)=2, \old(open_called)=0, ldv_mutex=2, open_called=0] [L4] __VERIFIER_error() VAL [\old(ldv_mutex)=2, \old(open_called)=0, ldv_mutex=2, open_called=0] ----- [2018-11-23 11:06:26,078 INFO L145 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/ldv-regression/stateful_check_false-unreach-call_false-termination.i-witness.graphml [2018-11-23 11:06:26,078 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 11:06:26,079 INFO L168 Benchmark]: Toolchain (without parser) took 8749.89 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 863.0 MB). Free memory was 1.4 GB in the beginning and 2.4 GB in the end (delta: -922.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-11-23 11:06:26,081 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-23 11:06:26,081 INFO L168 Benchmark]: CACSL2BoogieTranslator took 387.37 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-11-23 11:06:26,082 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.38 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-23 11:06:26,082 INFO L168 Benchmark]: Boogie Preprocessor took 34.67 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-23 11:06:26,082 INFO L168 Benchmark]: RCFGBuilder took 1078.35 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 728.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -762.5 MB). Peak memory consumption was 14.8 MB. Max. memory is 7.1 GB. [2018-11-23 11:06:26,083 INFO L168 Benchmark]: TraceAbstraction took 7026.32 ms. Allocated memory was 2.3 GB in the beginning and 2.4 GB in the end (delta: 134.2 MB). Free memory was 2.2 GB in the beginning and 2.4 GB in the end (delta: -178.4 MB). Peak memory consumption was 600.1 MB. Max. memory is 7.1 GB. [2018-11-23 11:06:26,091 INFO L168 Benchmark]: Witness Printer took 195.26 ms. Allocated memory is still 2.4 GB. Free memory was 2.4 GB in the beginning and 2.4 GB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. [2018-11-23 11:06:26,093 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 387.37 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 22.38 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 34.67 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 1078.35 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 728.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -762.5 MB). Peak memory consumption was 14.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 7026.32 ms. Allocated memory was 2.3 GB in the beginning and 2.4 GB in the end (delta: 134.2 MB). Free memory was 2.2 GB in the beginning and 2.4 GB in the end (delta: -178.4 MB). Peak memory consumption was 600.1 MB. Max. memory is 7.1 GB. * Witness Printer took 195.26 ms. Allocated memory is still 2.4 GB. Free memory was 2.4 GB in the beginning and 2.4 GB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch4 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 4]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L9] int ldv_mutex = 1; [L11] int open_called = 0; VAL [\old(ldv_mutex)=0, \old(open_called)=0, ldv_mutex=1, open_called=0] [L74] int ldv_s_misc_fops_file_operations = 0; VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, ldv_s_misc_fops_file_operations=0, open_called=0] [L75] CALL my_init() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, open_called=0] [L69] open_called = 0 [L70] return 0; VAL [\old(ldv_mutex)=1, \old(open_called)=0, \result=0, ldv_mutex=1, open_called=0] [L75] RET my_init() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, ldv_s_misc_fops_file_operations=0, my_init()=0, open_called=0] [L76] COND TRUE __VERIFIER_nondet_int() [L80] case 0: VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=0, ldv_mutex=1, ldv_s_misc_fops_file_operations=0, open_called=0] [L81] COND TRUE ldv_s_misc_fops_file_operations==0 VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=0, ldv_mutex=1, ldv_s_misc_fops_file_operations=0, open_called=0] [L82] CALL misc_open() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, open_called=0] [L57] COND TRUE __VERIFIER_nondet_int() [L59] return 1; VAL [\old(ldv_mutex)=1, \old(open_called)=0, \result=1, ldv_mutex=1, open_called=0] [L82] RET misc_open() VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=0, ldv_mutex=1, ldv_s_misc_fops_file_operations=0, misc_open()=1, open_called=0] [L83] ldv_s_misc_fops_file_operations++ VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=0, ldv_mutex=1, ldv_s_misc_fops_file_operations=1, open_called=0] [L76] COND TRUE __VERIFIER_nondet_int() [L80] case 0: [L88] case 1: VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=1, ldv_mutex=1, ldv_s_misc_fops_file_operations=1, open_called=0] [L89] COND TRUE ldv_s_misc_fops_file_operations==1 VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=1, ldv_mutex=1, ldv_s_misc_fops_file_operations=1, open_called=0] [L90] CALL misc_read() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, open_called=0] [L52] return 0; VAL [\old(ldv_mutex)=1, \old(open_called)=0, \result=0, ldv_mutex=1, open_called=0] [L90] RET misc_read() VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=1, ldv_mutex=1, ldv_s_misc_fops_file_operations=1, misc_read()=0, open_called=0] [L91] ldv_s_misc_fops_file_operations++ VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=1, ldv_mutex=1, ldv_s_misc_fops_file_operations=2, open_called=0] [L76] COND TRUE __VERIFIER_nondet_int() [L80] case 0: [L88] case 1: [L96] case 2: VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=2, ldv_mutex=1, ldv_s_misc_fops_file_operations=2, open_called=0] [L97] COND TRUE ldv_s_misc_fops_file_operations==2 VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=2, ldv_mutex=1, ldv_s_misc_fops_file_operations=2, open_called=0] [L98] CALL misc_llseek() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, open_called=0] [L48] return 0; VAL [\old(ldv_mutex)=1, \old(open_called)=0, \result=0, ldv_mutex=1, open_called=0] [L98] RET misc_llseek() VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=2, ldv_mutex=1, ldv_s_misc_fops_file_operations=2, misc_llseek()=0, open_called=0] [L99] ldv_s_misc_fops_file_operations++ VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=2, ldv_mutex=1, ldv_s_misc_fops_file_operations=3, open_called=0] [L76] COND TRUE __VERIFIER_nondet_int() [L80] case 0: [L88] case 1: [L96] case 2: [L104] case 3: VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=3, ldv_mutex=1, ldv_s_misc_fops_file_operations=3, open_called=0] [L105] COND TRUE ldv_s_misc_fops_file_operations==3 VAL [\old(ldv_mutex)=1, \old(open_called)=0, __VERIFIER_nondet_int()=3, ldv_mutex=1, ldv_s_misc_fops_file_operations=3, open_called=0] [L106] CALL misc_release() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, open_called=0] [L34] COND FALSE !(\read(open_called)) VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, open_called=0] [L41] CALL mutex_lock() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, open_called=0] [L16] (ldv_mutex == 1) ? 0 : __blast_assert() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=1, open_called=0] [L17] ldv_mutex = 2 VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=2, open_called=0] [L41] RET mutex_lock() VAL [\old(ldv_mutex)=1, \old(open_called)=0, ldv_mutex=2, open_called=0] [L42] CALL mutex_lock() VAL [\old(ldv_mutex)=2, \old(open_called)=0, ldv_mutex=2, open_called=0] [L16] (ldv_mutex == 1) ? 0 : __blast_assert() VAL [\old(ldv_mutex)=2, \old(open_called)=0, ldv_mutex=2, open_called=0] [L16] CALL __blast_assert() VAL [\old(ldv_mutex)=2, \old(open_called)=0, ldv_mutex=2, open_called=0] [L4] __VERIFIER_error() VAL [\old(ldv_mutex)=2, \old(open_called)=0, ldv_mutex=2, open_called=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 12 procedures, 72 locations, 1 error locations. UNSAFE Result, 6.8s OverallTime, 6 OverallIterations, 4 TraceHistogramMax, 4.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 415 SDtfs, 101 SDslu, 389 SDs, 0 SdLazy, 89 SolverSat, 18 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 139 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=164occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 5 MinimizatonAttempts, 4 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 202 NumberOfCodeBlocks, 202 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 139 ConstructedInterpolants, 0 QuantifiedInterpolants, 7363 SizeOfPredicates, 4 NumberOfNonLiveVariables, 276 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 13/13 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...